SELF-MONITORING OF BLOOD GLUCOSE (SMBG) IN TYPE 2 DIABETES (T2DM) L Regier C Lee T Trischuk copy wwwRxFilesca Apr 2020
To test or not to testhellip AST= alternate site testing may be less accurate when blood glucose is fluctuating (eg following a meal after exercise signs of hypoglycemia) The value of routine SMBG (especially if not on insulin) has come into question due to uncertain or marginal benefits amp significant costsiiiiiiivvviviiviiiixxxi
An association with depressionxii amp lower quality of lifexiii has also been noted See also 1) ldquoWeighing the Benefits amp Risks of Intensive Therapyrdquo in online extras 2) ldquoDiabetes Landmark Outcome Trialsrdquo chart (Pg 49)
Consider cost of SMBG if not using insulin or secretagogues especially where testing may not change treatment or offer net benefit xivxv
Some favour SMBG in most individuals with T2DM However SMBG is only worth doing (ie time amp money) if it results in positive behaviour changexvi
Highlight Recommendations from a CADTH Review 1 For most adults with T2DM who are using insulin
a SMBG should be tailored to fine-tune insulin therapy to achieve optimal BG control b On average no more than 14 tests each week for most patients on basal insulin (2x per day) Some
individuals on multiple daily injections may benefit from more frequent testing 2 For most adults with T2DM taking oral anti-hyperglycemia agent (OAHA)
a Routine SMBG is not required b Periodic testing may be required in some situations but only if it helps determine a specific course of
action 3 For most adults with T2DM controlled through diet alone Routine SMBG is not required Note In gestational amp pre-gestational DM SMBG 4-7xday (pre amp post-prandially)xvii DC
CADTH Clinical Analysis xviii Optimal Therapy Report Systematic Review of Use of Blood Glucose Test Strips for the Management of Diabetes
Within the limitations of available evidence the report concluded 1 Insulin treated T2DM Use of SMBG appears to be associated with improvements in glycemic control 2 Few studies compared different frequencies of SMBG for patients with either T1DM or insulin-
treated T2DM and the evidence from these studies was of low quality 3 T2DM not using insulin Use of SMBG is associated with a statistically significant albeit clinically
modest improvement in glycemic control a SMBG may reduce the number of symptomatic hypoglycemic events in patients using SUs b There is little or no evidence that SMBG provides other benefits such as improved quality of life
or patient satisfaction c Longer-term studies are needed to determine whether or not SMBG reduces DM related clinical
endpoints (eg blindness reduction in MI ESRD) or mortality d Studies of specific subgroups within this population who may be more likely to benefit from SMBG
are also warranted 4 The effect of using SMBG in women with gestational diabetes requires further investigation
Other Considerations SMBG is often used to provide feedback to new patients regarding effects of lifestyle amp dietary choices on
BG levels One Cochrane review found that for those not on insulin benefits of SMBG on glycemic control are small up to 6 months amp subside by 12 monthsMalanda et al lsquo12
Consider factors such as motivation comprehension level age hypoglycemia risk (eg especially when on insulin or secretagogues) exercise illness drug dose adjustments
Choice of meter should accommodate individual needs o Vision impairment consider display size or voice option o Sizefeel portability speed dexterity amp other needs (eg arthritis) o Alternate site testing may be useful if significant pain from finger pokes o Simple vs many features remote readingtransmission etc o Cost of meter complimentary with purchase of strips Cost of strips $50-100 per 100 strips
Annual cost $200-365 (1 testday) to $1300-2500 (7 testsday)
If testing when Diet Only occasional testing esp if 2 hr post-prandial may be useful to reinforce lifestyle
changes SK amp NIHB allows for 3-4 testsweek (200year) OAHA only at staggered times eg pre- amp 2hr post-prandial 1 or 2x weekly (uarr or darr frequency as
necessary most benefits in 1st 6 - 12months11) SK amp NIHB allows for 1 testday (400year) for those on DM meds with high-risk of causing
NIHB allows for 8 testsday (800100days) if on insulin SK drug plan reimbursement allows for 10 testsday (3650year) if on insulin Some patients with very intensive regimens may require paired meal testing up to 7 testsday
Paired meal testing (AC before amp 2hr PC after) to match regimen to BG patterns stagger times and days (see below) Analyze after 1-3weeks
Day 1 AC amp PC breakfast Day 2 AC amp PC lunch Day 3 AC amp PC supper amp HS periodically (Provides a good cross-sectional representation of pattern of hypoglycemia amp hyperglycemia with less testing)
Paired HS amp AM testing for a few nights ~ useful to assess basal control Consider testing more often in pregnancy illness exercise prior toq4h while driving if on insulin to detect amp tx hypoglycemia changes in diet ampor activity after adjusting diabetes regimen (insulinpills)
over 1-2 weeks adding medication may uarr blood glucose if hypoglycemic unawareness SMBG DECISION TOOLS httpguidelinesdiabetescabloodglucoseloweringsmbgrecommendationsheet httpguidelinesdiabetescaself-managementsmbg-tool httpdiabetescarenshealthcasitesdefaultfilesfilesSMBGDecisionToolpdf
Accu-Chek Ascensia (previously Bayer)- Contour FreeStyle One-Touch Dario Sanofi-Aventis D
EVIC
ES Aviva amp Connect Combo Mobile Next Next ONE Next EZ Next LINK amp 24 Precision Neo InsuLinx Lite Libre Verio amp Flex Ultra 2 Reflect Dario BGStar
ONLINE EXTRAS SELF-MONITORING OF BLOOD GLUCOSE IN TYPE 2 DIABETES
Background considerations
Weighing the benefits amp risks of intensive therapy [See also Diabetes - Landmark Outcome Trials Chartxix] o The results of clinical trials evaluating outcomes of intensive glycemic control have been somewhat disappointing Achieving an A1C of less than 65 may microvascular
endpoints but over 100000 patient years of RCT data have failed to show a benefit on CV endpointsxx The 10 year observational follow-up to the UKPDS suggests CV benefit of intensive glycemic control (FBG lt6 mean baseline A1Cs 79 vs 85) especially with metforminxxi
o Individualization of antihyperglycemic therapy has become a common themexxiixxiii as some evidence amp experience suggests that some patients may do worse with more intensive regimens (eg mortality (NNH=9535yrs) in the ACCORD RCT n=10251 in patients randomized to achieve an intensive A1c of 6 vs 7 - 8 actual A1c achieved was 64 vs 75)xxiv
o Although an A1C of lt7 is suggested for most individual patient amp treatment regimen factors may result in acceptance of less aggressive targets For example the American Geriatric Societyxxv noted that an A1C of 8 may be more suitable in frail elderly amp those with a life expectancy lt5yrs
o A recent observational cohort trial found a ldquoUrdquo shaped curve for mortality related to A1C An A1C of 75 was associated with the lowest mortality with higher mortality seen at higher and lower A1C valuesxxvi
A1c=hemoglobin A1c ac=before meals Alternate Site Testing (AST) Most newer meters allow for testing from forearm upper arm palm thigh or abdomen as well as usual fingertip Automatic Coding= all meters are automatically coded unless otherwise specified ave=averaging BG=blood glucose CADTH=Canadian Agency for Drugs amp Technologies in Health CI=confidence interval COMPUS=Canadian Optimal Medication Prescribing and Utilization Service CV=cardiovascular EngFre=English and French Exp= Expiration Fx(s)= Function(s) Glu= glucose IFR=infrared data transfer IP=Insulin Pump Ket=ketones OAHA=oral anti-hyperglycemic agent RCT=randomized controlled trial SMBG=self-monitor blood glucose pc=after meals T2DM=Type 2 diabetes TS=Touch Screen WMD=weighted mean difference ReliOn Micro amp ReliOn Ultima are low strip cost options but only available at Walmart in the USA (Not in Canada)
$0
$500000
$1000000
$1500000
$2000000
$2500000
$3000000
$3500000
BGTS $ (use with
insulin)
BGTS $ (use with
oral drugs)
BGTS $ (use with
both)
BGTS (use with
no drugs)
Cost of Blood Glucose Test Strips(Saskatchewan Drug Plan Paid)
2005-06
2006-07
2007-08
2008-09
No Drugs - may include claims from beneficiaries that received non-benefit insulin or oral
prescriptions which were not adjudicated through the Drug Plan system
Growth of Blood Glucose Test Strip Users and Strips
If practice changes to reflect the evidence $450 million to $12 billion could be freed up between 2012 and 2015 for spending on antidiabetes interventions that are proven effective Patient health would not be affected negatively [These results were prepared using data from Brogan Inc a unit of IMS PharmaStatreg Public and Private Drug Plans Databases 2000-2011]
Patients with diabetes who are using insulin
$183000000
Data provided from Saskatchewan Health used by permission
Thanks to CADTH-COMPUS for assistance the development of this document
See online for Copyright and Disclaimer information
Copyright 2019 copy wwwRxFilesca
o Cost to drug plans public+private = $330 million 2006 Canadian data
o Cost per QALY (quality adjusted life year) is estimated at $113643 for routine use of SMBG (at least 1 strip each day on average)
o Annual cost per patient $165 - $2400 (see Table below)
Acknowledgements Contributors amp Reviewers Ann Colbourne MD FRCPC FACP (Department of Medicine U of A Edmonton) Tessa Laubscher (CCFP College of Medicine U of S Saskatoon) M Jin PharmD CDE (Hamilton) Henry Halapy (PharmD CDE SMH Toronto) Arlene Kuntz (Pharmacist DES CDA Regina) Derek Jorgenson (PharmD College of Medicine U of S Saskatoon) Karen MdDermaid (Pharmacist CDE RQHR SK) Kristen Chelak BSc(Pharm) MSc RPh (COMPUS Ottawa) amp the RxFiles Advisory Committee Prepared by L Regier BSP BA B Jensen BSP
DISCLAIMER The content of this newsletter represents the research experience and opinions of the authors and not those of the Board or Administration of Saskatoon Health Region (SHR) Neither the authors nor Saskatoon Health Region nor any other party who has been involved in the preparation or publication of this
work warrants or represents that the information contained herein is accurate or complete and they are not responsible for any errors or omissions or for the result obtained from the use of such information Any use of the newsletter will imply acknowledgment of this disclaimer and release any responsibility of SHR its employees servants or agents Readers are encouraged to confirm the information contained herein with other sources Additional information and references online at wwwRxFilesca
Copyright 2010 ndash RxFiles Saskatoon Health Region (SHR) wwwRxFilesca
Additional articles SMBG meters
Aakre KM Watine J Bunting PS et al Self-monitoring of blood glucose in patients with diabetes who do not use insulinmdashare guidelines evidence-based Diabet Med 2012291226ndash36 Battelino T et al Effect of continuous glucose monitoring on hypoglycemia in type 1 diabetes Diabetes Care 2011 34795
Bergenstal RM et al Effectiveness of sensor-augmented insulinpump therapy in type 1 diabetes N Engl J Med 2010 363311
Blevins TC et al Statement by the American Association of Clinical Endocrinologists Consensus Panel on Continuous Glucose Monitoring Endocr Pract 2010 16730
Butalia S Rabi D To test or not to test Self-monitoring blood glucose in patients with type 2 diabetes managed without insulin Open Medicine North America 4 may 2010
Cameron C Viranti A Dean H et al Utilization and Expenditure on Blood Glucose Test Strips in Canada Canadian Journal of Diabetes 201034(1)34-40
CADTH Rapid Response Blood Glucose Monitors and Test Strips A Review of the Comparative Clinical Evidence and Cost-Effectiveness Apr 2011 Accessed at httpwwwcadthcamediapdfhtisapril-2011L025620SMBG20Test20Strips20and20Monitors20Finalpdf
Canadian Diabetes Association (CDA) plans to launch a compassionate use program to assist people with diabetes who have difficulty covering the costs of blood glucose monitoring supplies httpwwwdiabetesca
Cornish A Chase HP Navigating Airport Security with an Insulin Pump andor Sensor Diabetes Technol Ther 2012 Nov14(11)984-5
Falk J et al Patterns Policy and Appropriateness A 12-Year Utilization Review of Blood Glucose Test Strip Use in Insulin Users Can J Diabetes 2017 Apr 11
Farmer AJ Perera R Ward A et al Meta-analysis of individual patient data in randomised trials of self monitoring of blood glucose (SMBG) in people with non-insulin treated type 2 diabetes BMJ 2012 Feb 27344e486 SMBG does not appreciably
improve control in T2DM patients not on insulin A1C only marginally 83805
FDA Aug10 and CDC have noted a progressive increase in the reports of bloodborne infection transmission over the past 10 to 15 years (primarily hepatitis B virus) resulting from shared use of fingerstick and point-of-care [POC] blood testing devices
FDA Aug13 Nova Diabetes Care initiated a voluntary recall of 21 lots of the Nova Max Glucose Test Strips distributed both in the USA and outside the continental USA
FDA Jan14 Nipro Diagnostics initiated a voluntary recall and replacement of a limited number of TRUEbalance and TRUEtrack Blood Glucose Meters distributed both in the United States and outside the United States The company determined that
certain isolated TRUEbalance and TRUEtrack Blood Glucose Meters have an incorrect factory-set unit of measure that displays the glucose result in mmoiL rather than mgdl If a consumer were not to notice the incorrect unit of measure it is possible that
the meter result could be read as a lower than expected blood glucose result BACKGROUND There are 501 affected TRUEbalance meters and 105 affected TRUEtrack meters that were distributed in the United States from September 2008 to May 2013
The company is sending notifications to pharmacies durable medical equipment providers mail order companies and distributors where the TRUEbalance and TRUEtrack meters are recommended or sold in the United States
FDA Mar14 Abbott is conducting a recall for the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose Meter When used with the Abbott FreeStyle test strips the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose
Meter may produce mistakenly low blood glucose results
FDA Apr14 is advising people with diabetes and health care professionals to stop using GenStrip Blood Glucose Test Strips because the strips may report incorrect blood glucose levels
FDA Jun14 Diabetic Supply of Suncoast Inc initiated a nationwide voluntary recall of all BMB-BA006A Advocate Redi-Code+ blood glucose test strip lots manufactured by BroadMaster Bio-Tech Corp due to a labeling error which could result in
confusion about which meter models the Redi-Code+ BMB-BA006A blood glucose test strips are designed to be used with In the incorrect labeling the test strips model (BMB-BA006A) was omitted
FDA Jan16 Arkray is recalling the SPOTCHEM II Basic PANEL-1 Reagent Test Strip and SPOTCHEM II Glucose Reagent Test Strip because they may report falsely low blood glucose levels
Franciosi M Lucisano G Pellegrini F et al ROSES Study Group Role of self-monitoring of blood glucose and intensive education in patients with Type 2 diabetes not receiving insulin A pilot randomized clinical trial Diabet Med2011Jul28(7)789-96
Gellad WF Zhao X Thorpe CT et al Dual Use of Department of Veterans Affairs and Medicare Benefits and Use of Test Strips in Veterans With Type 2 Diabetes Mellitus JAMA Intern Med 2014 Nov 10
Gillett M Dallosso H M Dixon S et al Delivering the diabetes education and self management for ongoing and newly diagnosed (DESMOND) programme for people with newly diagnosed type 2 diabetescost effectiveness analysisBMJ 2010341c4093
Gomes T Martins D Tadrous M et al Association of a Blood Glucose Test Strip Quantity-Limit Policy With Patient Outcomes A Population-Based Study JAMA Intern Med 2016 Nov 7
Health Canada Mar14 Informing Canadians that when Abbott FreeStyle glucose test strips are used with certain devices there is a potential for users to receive a lower-than-actual blood sugar reading
JDRF CGM Study Group Continuous glucose monitoring and intensive treatment of type 1 diabetes N Engl J Med 2008 3591464
Lau D The Cost of Diabetes A Game Changer Canadian Journal of Diabetes Mar lsquo10
Malanda UL Bot SD Kostense PJ et al Effects of self-monitoring of glucose on distress and self-efficacy in people with non-insulin-treated type 2 diabetes a randomized controlled trial Diabet Med 2015 Jul 14
Mcintosh B Yu C Lal A et al Efficacy of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin a systematic review and meta-analysis Open Medicine North America 4 may 2010
Also article in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435218 Commentary by Johnson in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435216
Medical Letter Continuous Glucose Monitoring May 2 2011
MHRA June16 TRUEyou blood glucose test strips - certain lots of test strips may give incorrect low blood glucose results that could lead to undetected hyperglycaemia
Ontario Aug 2013 introducing limitations in funding for diabetes test strips And these new restrictions are okay with the Canadian Diabetes Association which worked with the government to ensure that new self-management of diabetes reflects the best
evidence and clinical experience available According to a notice posted on the Ontario Public Drug Programs (OPDP) website research indicates that Blood Glucose Test Strips (BGTS) have a limited clinical benefit for many patients who donrsquot take
insulin Based on this evidence Ontario will restrict the number of BGTS allowed in a 365-day period while ensuring continued access to those who need test strips to manage their blood sugar The provincersquos Health Network System (HNS) will track and
determine the reimbursement level based on each patientrsquos diabetes treatment Under the new rules patients managing diabetes with insulin will be allowed 3000 BGTS a year while patients managing diabetes with anti-diabetes medication with high risk
of causing hypoglycemia will get 400 BGTS Patients managing diabetes using anti-diabetes medication with low risk of causing hypoglycemia and those who are managing diabetes through dietlifestyle therapy only will be allowed 200 BGTS
Pickup John C Freeman Suzanne C Sutton Alex J Glycaemic control in type 1 diabetes during real time continuous glucose monitoring compared with self monitoring of blood glucose meta-analysis of randomised controlled trials using individual patient
data BMJ 2011343doi101136bmjd3805 (7 July 2011)
Polonsky WH Hessler D Ruedy KJ Beck RW DIAMOND Study Group The Impact of Continuous Glucose Monitoring on Markers of Quality of Life in Adults With Type 1 Diabetes Further Findings From the DIAMOND Randomized Clinical Trial
Diabetes Care 2017 Jun40(6)736-741
Rabi D Johnson J Edwards J Self-monitoring of blood glucose for individuals with type 2 diabetes not using insulin Leaving no cornerstone unturned Canadian Journal of Diabetes March 2010
Accessed June 24 2010 at SMBG Type 2 Diabetes and Monitoring your Blood Sugar ndashPatient Pamphlet httpwwwcadthcamediapdfsmbg-nb_engpdf
Riveline JP Schaepelynck P et al Assessment of patient-led or physician-driven continuous glucose monitoring in patients with poorly controlled type 1 diabetes using basal-bolus insulin regimens a 1-year multicenter study
Diabetes Care 2012 May35(5)965-71
Robson J Smithers H Chowdhury T et al Reduction in self-monitoring of blood glucose in type 2 diabetes an observational controlled study in east London Br J Gen Pract 2015 Apr 65(633)e256-63
Serwylo O Friesen K Falk J et al Opportunity Cost and Policy A Utilization Review of Self-Monitoring of Blood Glucose in Manitoba Canada Clin Ther 2016 Mar 2
Vigersky RA Fonda SJ et al Short- and long-term effects of real-time continuous glucose monitoring in patients with type 2 diabetes Diabetes Care 2012 Jan35(1)32-8
Woo V Cheng A Hanna A et al Self-monitoring of Blood Glucose in Individuals with Type 2 Diabetes Not Using Insulin Commentary Canadian Journal of Diabetes March 2010 Accessed June 24 2010
Young LA Buse JB Weaver MA et al Monitor Trial Group Glucose self-monitoring in nonndashinsulin-treated type 2 diabetes in primary care settings a randomized trial [online June 10 2017]JAMA Intern Med doi101001 jamainternmed20171233
References (SMBG) i Cameron C Coyle D Ur E Klarenbach S Cost-effectiveness of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin CMAJ 2010 Jan 12182(1)28-34 Summary also in DailyPOEMs 01Apr2010
httpswwwessentialevidencepluscomcontentpoem120401 ii Kolb H Kempf K Martin S Stumvoll M Landgraf R On what evidence-base do we recommend self-monitoring of blood glucose Diabetes Res Clin Pract 2010 Feb87(2)150-156 iii OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 iv Farmer AJ Wade AN French DP Simon J Yudkin P Gray A Craven A Goyder L Holman RR Mant D Kinmonth AL Neil HA DiGEM Trial Group Blood glucose self-monitoring in type 2 diabetes a randomised controlled trial Health Techno Assess 2009
Feb13(15)iii-iv ix-xi 1-50 v Varanauskiene E Can blood glucose self-monitoring improve treatment outcomes in type 2 diabetes Diabetes Res Clin Pract 2008 Dec 1582 Suppl 2S112-7 vi Towfigh A Romanova M Weinreb JE Munjas B Suttorp MJ Zhou A Shekelle PG Self-monitoring of blood glucose levels in patients with type 2 diabetes mellitus not taking insulin a meta-analysis Am J Manag Care 2008 Jul14(7)468-75 vii Majumdar SR Self-monitoring of blood glucose was not cost-effective in non-insulin-treated type 2 diabetes ACP J Club 2008 Nov-Dec149(4)4-5 viii French DP Wade AN Yudkin P Neil HA Kinmonth AL Farmer AJ Self-monitoring of blood glucose changed non-insulin-treated Type 2 diabetes patients beliefs about diabetes and self-monitoring in a randomized trial Diabet Med 2008 Oct25(10)1218-
28 No change in diabetes-related health behaviours ix OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 x Mansell K Blackburn D Eurich D Do postprandial glucose levels add important clinical information when fasting glucose levels are near normal in non-insulin-dependent patients with type 2 diabetes CPJ 2010142(6)298-302 Accessed on line Feb 11
2010 at httpwwwcpjournalcaperlservrequest=get-documentampdoi=1038212F1913-701X-1426298ampct=1 xi Malanda UL Welschen LM Riphagen II et al Self-monitoring of blood glucose in patients with type 2 diabetes mellitus who are not using insulin Cochrane Database Syst Rev 2012 Jan 181CD005060 From th is rev iew we conclude tha t when d iabetes
duration is over one year the overal l e ffec t o f self -moni tor ing of b lood g lucose on glycaemic control in pat ients wi th type 2 diabe tes who are not us ing insul in is sma ll up to s ix months af ter in i t ia t ion and subsides a fter 12 months Furthermore based on a best-ev idence synthesis there is no ev idence tha t SMBG a ffects pa tien t sa tis fact ion general we l l -being or general heal th -related qual i ty of l i fe More research is needed to explore the psychological impact of SMBG and i ts impact on diabetes speci f ic qual i ty of l i fe and wel l -being as wel l as the impact of SMBG on hypog lycaemia and diabe tic compl ications
xii OKane MJ Bunting B Copeland M Coates VE ESMON study group Efficacy of self monitoring of blood glucose in patients with newly diagnosed type 2 diabetes (ESMON study) randomised controlled trial BMJ 2008336(7654)1174-7 xiii Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xiv COMPUS Optimal Therapy Report Cost Effectiveness of Blood Glucose Test Strips in the Management of Adult Patients with Diabetes Mellitus May 2009 Accessed Feb 04 2010 at
httpwwwcadthcamediapdfBGTS_Consolidated_Economic_Reportpdf xv Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xvi Parkin CG Hinnen D Campbell RK Geil P Tetrick DL Polonsky WH Effective use of paired testing in type 2 diabetes practical applications in clinical practice Diabetes Educ 2009 Nov-Dec35(6)915-27 xvii Canadian Diabetes Association 2008 clinical practice guidelines for the prevention and management of diabetes in Canada Can J Diabetes [Internet] 2008 Sep [cited 2008 Jan 17]32(Suppl 1) S168-S180 Available from
httpwwwdiabetescafilescpg2008cpg-2008pdf
Note see Diabetes and Pregnancy Recommendations page s170 and s174 xviii COMPUS Optimal Therapy Report Systematic Review of Use of Blood Glucose Test Strips for the Management of Diabetes Mellitus May 2009 Accessed Feb 04 2010 at httpwwwcadthcamediapdfBGTS_SR_Report_of_Clinical_Outcomespdf
xix RxFiles Diabetes ndash Glucose Control- Landmark Trials and Links Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xx Regier L Jensen B RxFiles Diabetes Glucose Control ndash Landmark Trials amp Links Access online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xxi Holman R Sanjoy P Bethel MA Matthews D Neil A 10-Year Follow-up of Intensive Glucose Control in Type 2 Diabetes (UKPDS-80) N Engl J Med 20083591-13 xxii Canadian 2008 Guidelines (Sept 2008) Accessed at httpwwwdiabetescafilescpg2008cpg-2008pdf
Also Bhattacharyya OK Estey EA Cheng AY Canadian Diabetes Association 2008 Update on the Canadian Diabetes Association 2008 clinical practice guidelines Can Fam Physician 2009 Jan55(1)39-43 xxiii Nauck MA El-Ouaghlidi A Vardarli I Self-monitoring of blood glucose in diabetes mellitus arguments for an individualized approach Dtsch Arztebl Int 2009 Sep106(37)587-94 xxiv RxFiles ACCORD Trial Summary Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsDiabetes-Targets-ACCORD-A1Cpdf xxv Brown AF Mangione CM Saliba D Sarkisian CA California Healthcare FoundationAmerican Geriatrics Society Panel on Improving Care for Elders with Diabetes Guidelines for improving the care of the older person with diabetes mellitus J Am Geriatr
Soc 2003 May51(5 Suppl Guidelines)S265-80 xxvi Currie CJ Peters JR Tynan A Evans M Heine RJ Bracco OL Zagar T Poole CD Survival as a function of HbA(1c) in people with type 2 diabetes a retrospective cohort study Lancet 2010 Jan 26 [Epub ahead of print] Clinical Resource Comparison of Blood Glucose Meters Pharmacistrsquos LetterPrescriberrsquos Letter February 2018
ONLINE EXTRAS SELF-MONITORING OF BLOOD GLUCOSE IN TYPE 2 DIABETES
Background considerations
Weighing the benefits amp risks of intensive therapy [See also Diabetes - Landmark Outcome Trials Chartxix] o The results of clinical trials evaluating outcomes of intensive glycemic control have been somewhat disappointing Achieving an A1C of less than 65 may microvascular
endpoints but over 100000 patient years of RCT data have failed to show a benefit on CV endpointsxx The 10 year observational follow-up to the UKPDS suggests CV benefit of intensive glycemic control (FBG lt6 mean baseline A1Cs 79 vs 85) especially with metforminxxi
o Individualization of antihyperglycemic therapy has become a common themexxiixxiii as some evidence amp experience suggests that some patients may do worse with more intensive regimens (eg mortality (NNH=9535yrs) in the ACCORD RCT n=10251 in patients randomized to achieve an intensive A1c of 6 vs 7 - 8 actual A1c achieved was 64 vs 75)xxiv
o Although an A1C of lt7 is suggested for most individual patient amp treatment regimen factors may result in acceptance of less aggressive targets For example the American Geriatric Societyxxv noted that an A1C of 8 may be more suitable in frail elderly amp those with a life expectancy lt5yrs
o A recent observational cohort trial found a ldquoUrdquo shaped curve for mortality related to A1C An A1C of 75 was associated with the lowest mortality with higher mortality seen at higher and lower A1C valuesxxvi
A1c=hemoglobin A1c ac=before meals Alternate Site Testing (AST) Most newer meters allow for testing from forearm upper arm palm thigh or abdomen as well as usual fingertip Automatic Coding= all meters are automatically coded unless otherwise specified ave=averaging BG=blood glucose CADTH=Canadian Agency for Drugs amp Technologies in Health CI=confidence interval COMPUS=Canadian Optimal Medication Prescribing and Utilization Service CV=cardiovascular EngFre=English and French Exp= Expiration Fx(s)= Function(s) Glu= glucose IFR=infrared data transfer IP=Insulin Pump Ket=ketones OAHA=oral anti-hyperglycemic agent RCT=randomized controlled trial SMBG=self-monitor blood glucose pc=after meals T2DM=Type 2 diabetes TS=Touch Screen WMD=weighted mean difference ReliOn Micro amp ReliOn Ultima are low strip cost options but only available at Walmart in the USA (Not in Canada)
$0
$500000
$1000000
$1500000
$2000000
$2500000
$3000000
$3500000
BGTS $ (use with
insulin)
BGTS $ (use with
oral drugs)
BGTS $ (use with
both)
BGTS (use with
no drugs)
Cost of Blood Glucose Test Strips(Saskatchewan Drug Plan Paid)
2005-06
2006-07
2007-08
2008-09
No Drugs - may include claims from beneficiaries that received non-benefit insulin or oral
prescriptions which were not adjudicated through the Drug Plan system
Growth of Blood Glucose Test Strip Users and Strips
If practice changes to reflect the evidence $450 million to $12 billion could be freed up between 2012 and 2015 for spending on antidiabetes interventions that are proven effective Patient health would not be affected negatively [These results were prepared using data from Brogan Inc a unit of IMS PharmaStatreg Public and Private Drug Plans Databases 2000-2011]
Patients with diabetes who are using insulin
$183000000
Data provided from Saskatchewan Health used by permission
Thanks to CADTH-COMPUS for assistance the development of this document
See online for Copyright and Disclaimer information
Copyright 2019 copy wwwRxFilesca
o Cost to drug plans public+private = $330 million 2006 Canadian data
o Cost per QALY (quality adjusted life year) is estimated at $113643 for routine use of SMBG (at least 1 strip each day on average)
o Annual cost per patient $165 - $2400 (see Table below)
Acknowledgements Contributors amp Reviewers Ann Colbourne MD FRCPC FACP (Department of Medicine U of A Edmonton) Tessa Laubscher (CCFP College of Medicine U of S Saskatoon) M Jin PharmD CDE (Hamilton) Henry Halapy (PharmD CDE SMH Toronto) Arlene Kuntz (Pharmacist DES CDA Regina) Derek Jorgenson (PharmD College of Medicine U of S Saskatoon) Karen MdDermaid (Pharmacist CDE RQHR SK) Kristen Chelak BSc(Pharm) MSc RPh (COMPUS Ottawa) amp the RxFiles Advisory Committee Prepared by L Regier BSP BA B Jensen BSP
DISCLAIMER The content of this newsletter represents the research experience and opinions of the authors and not those of the Board or Administration of Saskatoon Health Region (SHR) Neither the authors nor Saskatoon Health Region nor any other party who has been involved in the preparation or publication of this
work warrants or represents that the information contained herein is accurate or complete and they are not responsible for any errors or omissions or for the result obtained from the use of such information Any use of the newsletter will imply acknowledgment of this disclaimer and release any responsibility of SHR its employees servants or agents Readers are encouraged to confirm the information contained herein with other sources Additional information and references online at wwwRxFilesca
Copyright 2010 ndash RxFiles Saskatoon Health Region (SHR) wwwRxFilesca
Additional articles SMBG meters
Aakre KM Watine J Bunting PS et al Self-monitoring of blood glucose in patients with diabetes who do not use insulinmdashare guidelines evidence-based Diabet Med 2012291226ndash36 Battelino T et al Effect of continuous glucose monitoring on hypoglycemia in type 1 diabetes Diabetes Care 2011 34795
Bergenstal RM et al Effectiveness of sensor-augmented insulinpump therapy in type 1 diabetes N Engl J Med 2010 363311
Blevins TC et al Statement by the American Association of Clinical Endocrinologists Consensus Panel on Continuous Glucose Monitoring Endocr Pract 2010 16730
Butalia S Rabi D To test or not to test Self-monitoring blood glucose in patients with type 2 diabetes managed without insulin Open Medicine North America 4 may 2010
Cameron C Viranti A Dean H et al Utilization and Expenditure on Blood Glucose Test Strips in Canada Canadian Journal of Diabetes 201034(1)34-40
CADTH Rapid Response Blood Glucose Monitors and Test Strips A Review of the Comparative Clinical Evidence and Cost-Effectiveness Apr 2011 Accessed at httpwwwcadthcamediapdfhtisapril-2011L025620SMBG20Test20Strips20and20Monitors20Finalpdf
Canadian Diabetes Association (CDA) plans to launch a compassionate use program to assist people with diabetes who have difficulty covering the costs of blood glucose monitoring supplies httpwwwdiabetesca
Cornish A Chase HP Navigating Airport Security with an Insulin Pump andor Sensor Diabetes Technol Ther 2012 Nov14(11)984-5
Falk J et al Patterns Policy and Appropriateness A 12-Year Utilization Review of Blood Glucose Test Strip Use in Insulin Users Can J Diabetes 2017 Apr 11
Farmer AJ Perera R Ward A et al Meta-analysis of individual patient data in randomised trials of self monitoring of blood glucose (SMBG) in people with non-insulin treated type 2 diabetes BMJ 2012 Feb 27344e486 SMBG does not appreciably
improve control in T2DM patients not on insulin A1C only marginally 83805
FDA Aug10 and CDC have noted a progressive increase in the reports of bloodborne infection transmission over the past 10 to 15 years (primarily hepatitis B virus) resulting from shared use of fingerstick and point-of-care [POC] blood testing devices
FDA Aug13 Nova Diabetes Care initiated a voluntary recall of 21 lots of the Nova Max Glucose Test Strips distributed both in the USA and outside the continental USA
FDA Jan14 Nipro Diagnostics initiated a voluntary recall and replacement of a limited number of TRUEbalance and TRUEtrack Blood Glucose Meters distributed both in the United States and outside the United States The company determined that
certain isolated TRUEbalance and TRUEtrack Blood Glucose Meters have an incorrect factory-set unit of measure that displays the glucose result in mmoiL rather than mgdl If a consumer were not to notice the incorrect unit of measure it is possible that
the meter result could be read as a lower than expected blood glucose result BACKGROUND There are 501 affected TRUEbalance meters and 105 affected TRUEtrack meters that were distributed in the United States from September 2008 to May 2013
The company is sending notifications to pharmacies durable medical equipment providers mail order companies and distributors where the TRUEbalance and TRUEtrack meters are recommended or sold in the United States
FDA Mar14 Abbott is conducting a recall for the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose Meter When used with the Abbott FreeStyle test strips the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose
Meter may produce mistakenly low blood glucose results
FDA Apr14 is advising people with diabetes and health care professionals to stop using GenStrip Blood Glucose Test Strips because the strips may report incorrect blood glucose levels
FDA Jun14 Diabetic Supply of Suncoast Inc initiated a nationwide voluntary recall of all BMB-BA006A Advocate Redi-Code+ blood glucose test strip lots manufactured by BroadMaster Bio-Tech Corp due to a labeling error which could result in
confusion about which meter models the Redi-Code+ BMB-BA006A blood glucose test strips are designed to be used with In the incorrect labeling the test strips model (BMB-BA006A) was omitted
FDA Jan16 Arkray is recalling the SPOTCHEM II Basic PANEL-1 Reagent Test Strip and SPOTCHEM II Glucose Reagent Test Strip because they may report falsely low blood glucose levels
Franciosi M Lucisano G Pellegrini F et al ROSES Study Group Role of self-monitoring of blood glucose and intensive education in patients with Type 2 diabetes not receiving insulin A pilot randomized clinical trial Diabet Med2011Jul28(7)789-96
Gellad WF Zhao X Thorpe CT et al Dual Use of Department of Veterans Affairs and Medicare Benefits and Use of Test Strips in Veterans With Type 2 Diabetes Mellitus JAMA Intern Med 2014 Nov 10
Gillett M Dallosso H M Dixon S et al Delivering the diabetes education and self management for ongoing and newly diagnosed (DESMOND) programme for people with newly diagnosed type 2 diabetescost effectiveness analysisBMJ 2010341c4093
Gomes T Martins D Tadrous M et al Association of a Blood Glucose Test Strip Quantity-Limit Policy With Patient Outcomes A Population-Based Study JAMA Intern Med 2016 Nov 7
Health Canada Mar14 Informing Canadians that when Abbott FreeStyle glucose test strips are used with certain devices there is a potential for users to receive a lower-than-actual blood sugar reading
JDRF CGM Study Group Continuous glucose monitoring and intensive treatment of type 1 diabetes N Engl J Med 2008 3591464
Lau D The Cost of Diabetes A Game Changer Canadian Journal of Diabetes Mar lsquo10
Malanda UL Bot SD Kostense PJ et al Effects of self-monitoring of glucose on distress and self-efficacy in people with non-insulin-treated type 2 diabetes a randomized controlled trial Diabet Med 2015 Jul 14
Mcintosh B Yu C Lal A et al Efficacy of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin a systematic review and meta-analysis Open Medicine North America 4 may 2010
Also article in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435218 Commentary by Johnson in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435216
Medical Letter Continuous Glucose Monitoring May 2 2011
MHRA June16 TRUEyou blood glucose test strips - certain lots of test strips may give incorrect low blood glucose results that could lead to undetected hyperglycaemia
Ontario Aug 2013 introducing limitations in funding for diabetes test strips And these new restrictions are okay with the Canadian Diabetes Association which worked with the government to ensure that new self-management of diabetes reflects the best
evidence and clinical experience available According to a notice posted on the Ontario Public Drug Programs (OPDP) website research indicates that Blood Glucose Test Strips (BGTS) have a limited clinical benefit for many patients who donrsquot take
insulin Based on this evidence Ontario will restrict the number of BGTS allowed in a 365-day period while ensuring continued access to those who need test strips to manage their blood sugar The provincersquos Health Network System (HNS) will track and
determine the reimbursement level based on each patientrsquos diabetes treatment Under the new rules patients managing diabetes with insulin will be allowed 3000 BGTS a year while patients managing diabetes with anti-diabetes medication with high risk
of causing hypoglycemia will get 400 BGTS Patients managing diabetes using anti-diabetes medication with low risk of causing hypoglycemia and those who are managing diabetes through dietlifestyle therapy only will be allowed 200 BGTS
Pickup John C Freeman Suzanne C Sutton Alex J Glycaemic control in type 1 diabetes during real time continuous glucose monitoring compared with self monitoring of blood glucose meta-analysis of randomised controlled trials using individual patient
data BMJ 2011343doi101136bmjd3805 (7 July 2011)
Polonsky WH Hessler D Ruedy KJ Beck RW DIAMOND Study Group The Impact of Continuous Glucose Monitoring on Markers of Quality of Life in Adults With Type 1 Diabetes Further Findings From the DIAMOND Randomized Clinical Trial
Diabetes Care 2017 Jun40(6)736-741
Rabi D Johnson J Edwards J Self-monitoring of blood glucose for individuals with type 2 diabetes not using insulin Leaving no cornerstone unturned Canadian Journal of Diabetes March 2010
Accessed June 24 2010 at SMBG Type 2 Diabetes and Monitoring your Blood Sugar ndashPatient Pamphlet httpwwwcadthcamediapdfsmbg-nb_engpdf
Riveline JP Schaepelynck P et al Assessment of patient-led or physician-driven continuous glucose monitoring in patients with poorly controlled type 1 diabetes using basal-bolus insulin regimens a 1-year multicenter study
Diabetes Care 2012 May35(5)965-71
Robson J Smithers H Chowdhury T et al Reduction in self-monitoring of blood glucose in type 2 diabetes an observational controlled study in east London Br J Gen Pract 2015 Apr 65(633)e256-63
Serwylo O Friesen K Falk J et al Opportunity Cost and Policy A Utilization Review of Self-Monitoring of Blood Glucose in Manitoba Canada Clin Ther 2016 Mar 2
Vigersky RA Fonda SJ et al Short- and long-term effects of real-time continuous glucose monitoring in patients with type 2 diabetes Diabetes Care 2012 Jan35(1)32-8
Woo V Cheng A Hanna A et al Self-monitoring of Blood Glucose in Individuals with Type 2 Diabetes Not Using Insulin Commentary Canadian Journal of Diabetes March 2010 Accessed June 24 2010
Young LA Buse JB Weaver MA et al Monitor Trial Group Glucose self-monitoring in nonndashinsulin-treated type 2 diabetes in primary care settings a randomized trial [online June 10 2017]JAMA Intern Med doi101001 jamainternmed20171233
References (SMBG) i Cameron C Coyle D Ur E Klarenbach S Cost-effectiveness of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin CMAJ 2010 Jan 12182(1)28-34 Summary also in DailyPOEMs 01Apr2010
httpswwwessentialevidencepluscomcontentpoem120401 ii Kolb H Kempf K Martin S Stumvoll M Landgraf R On what evidence-base do we recommend self-monitoring of blood glucose Diabetes Res Clin Pract 2010 Feb87(2)150-156 iii OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 iv Farmer AJ Wade AN French DP Simon J Yudkin P Gray A Craven A Goyder L Holman RR Mant D Kinmonth AL Neil HA DiGEM Trial Group Blood glucose self-monitoring in type 2 diabetes a randomised controlled trial Health Techno Assess 2009
Feb13(15)iii-iv ix-xi 1-50 v Varanauskiene E Can blood glucose self-monitoring improve treatment outcomes in type 2 diabetes Diabetes Res Clin Pract 2008 Dec 1582 Suppl 2S112-7 vi Towfigh A Romanova M Weinreb JE Munjas B Suttorp MJ Zhou A Shekelle PG Self-monitoring of blood glucose levels in patients with type 2 diabetes mellitus not taking insulin a meta-analysis Am J Manag Care 2008 Jul14(7)468-75 vii Majumdar SR Self-monitoring of blood glucose was not cost-effective in non-insulin-treated type 2 diabetes ACP J Club 2008 Nov-Dec149(4)4-5 viii French DP Wade AN Yudkin P Neil HA Kinmonth AL Farmer AJ Self-monitoring of blood glucose changed non-insulin-treated Type 2 diabetes patients beliefs about diabetes and self-monitoring in a randomized trial Diabet Med 2008 Oct25(10)1218-
28 No change in diabetes-related health behaviours ix OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 x Mansell K Blackburn D Eurich D Do postprandial glucose levels add important clinical information when fasting glucose levels are near normal in non-insulin-dependent patients with type 2 diabetes CPJ 2010142(6)298-302 Accessed on line Feb 11
2010 at httpwwwcpjournalcaperlservrequest=get-documentampdoi=1038212F1913-701X-1426298ampct=1 xi Malanda UL Welschen LM Riphagen II et al Self-monitoring of blood glucose in patients with type 2 diabetes mellitus who are not using insulin Cochrane Database Syst Rev 2012 Jan 181CD005060 From th is rev iew we conclude tha t when d iabetes
duration is over one year the overal l e ffec t o f self -moni tor ing of b lood g lucose on glycaemic control in pat ients wi th type 2 diabe tes who are not us ing insul in is sma ll up to s ix months af ter in i t ia t ion and subsides a fter 12 months Furthermore based on a best-ev idence synthesis there is no ev idence tha t SMBG a ffects pa tien t sa tis fact ion general we l l -being or general heal th -related qual i ty of l i fe More research is needed to explore the psychological impact of SMBG and i ts impact on diabetes speci f ic qual i ty of l i fe and wel l -being as wel l as the impact of SMBG on hypog lycaemia and diabe tic compl ications
xii OKane MJ Bunting B Copeland M Coates VE ESMON study group Efficacy of self monitoring of blood glucose in patients with newly diagnosed type 2 diabetes (ESMON study) randomised controlled trial BMJ 2008336(7654)1174-7 xiii Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xiv COMPUS Optimal Therapy Report Cost Effectiveness of Blood Glucose Test Strips in the Management of Adult Patients with Diabetes Mellitus May 2009 Accessed Feb 04 2010 at
httpwwwcadthcamediapdfBGTS_Consolidated_Economic_Reportpdf xv Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xvi Parkin CG Hinnen D Campbell RK Geil P Tetrick DL Polonsky WH Effective use of paired testing in type 2 diabetes practical applications in clinical practice Diabetes Educ 2009 Nov-Dec35(6)915-27 xvii Canadian Diabetes Association 2008 clinical practice guidelines for the prevention and management of diabetes in Canada Can J Diabetes [Internet] 2008 Sep [cited 2008 Jan 17]32(Suppl 1) S168-S180 Available from
httpwwwdiabetescafilescpg2008cpg-2008pdf
Note see Diabetes and Pregnancy Recommendations page s170 and s174 xviii COMPUS Optimal Therapy Report Systematic Review of Use of Blood Glucose Test Strips for the Management of Diabetes Mellitus May 2009 Accessed Feb 04 2010 at httpwwwcadthcamediapdfBGTS_SR_Report_of_Clinical_Outcomespdf
xix RxFiles Diabetes ndash Glucose Control- Landmark Trials and Links Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xx Regier L Jensen B RxFiles Diabetes Glucose Control ndash Landmark Trials amp Links Access online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xxi Holman R Sanjoy P Bethel MA Matthews D Neil A 10-Year Follow-up of Intensive Glucose Control in Type 2 Diabetes (UKPDS-80) N Engl J Med 20083591-13 xxii Canadian 2008 Guidelines (Sept 2008) Accessed at httpwwwdiabetescafilescpg2008cpg-2008pdf
Also Bhattacharyya OK Estey EA Cheng AY Canadian Diabetes Association 2008 Update on the Canadian Diabetes Association 2008 clinical practice guidelines Can Fam Physician 2009 Jan55(1)39-43 xxiii Nauck MA El-Ouaghlidi A Vardarli I Self-monitoring of blood glucose in diabetes mellitus arguments for an individualized approach Dtsch Arztebl Int 2009 Sep106(37)587-94 xxiv RxFiles ACCORD Trial Summary Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsDiabetes-Targets-ACCORD-A1Cpdf xxv Brown AF Mangione CM Saliba D Sarkisian CA California Healthcare FoundationAmerican Geriatrics Society Panel on Improving Care for Elders with Diabetes Guidelines for improving the care of the older person with diabetes mellitus J Am Geriatr
Soc 2003 May51(5 Suppl Guidelines)S265-80 xxvi Currie CJ Peters JR Tynan A Evans M Heine RJ Bracco OL Zagar T Poole CD Survival as a function of HbA(1c) in people with type 2 diabetes a retrospective cohort study Lancet 2010 Jan 26 [Epub ahead of print] Clinical Resource Comparison of Blood Glucose Meters Pharmacistrsquos LetterPrescriberrsquos Letter February 2018
Additional articles SMBG meters
Aakre KM Watine J Bunting PS et al Self-monitoring of blood glucose in patients with diabetes who do not use insulinmdashare guidelines evidence-based Diabet Med 2012291226ndash36 Battelino T et al Effect of continuous glucose monitoring on hypoglycemia in type 1 diabetes Diabetes Care 2011 34795
Bergenstal RM et al Effectiveness of sensor-augmented insulinpump therapy in type 1 diabetes N Engl J Med 2010 363311
Blevins TC et al Statement by the American Association of Clinical Endocrinologists Consensus Panel on Continuous Glucose Monitoring Endocr Pract 2010 16730
Butalia S Rabi D To test or not to test Self-monitoring blood glucose in patients with type 2 diabetes managed without insulin Open Medicine North America 4 may 2010
Cameron C Viranti A Dean H et al Utilization and Expenditure on Blood Glucose Test Strips in Canada Canadian Journal of Diabetes 201034(1)34-40
CADTH Rapid Response Blood Glucose Monitors and Test Strips A Review of the Comparative Clinical Evidence and Cost-Effectiveness Apr 2011 Accessed at httpwwwcadthcamediapdfhtisapril-2011L025620SMBG20Test20Strips20and20Monitors20Finalpdf
Canadian Diabetes Association (CDA) plans to launch a compassionate use program to assist people with diabetes who have difficulty covering the costs of blood glucose monitoring supplies httpwwwdiabetesca
Cornish A Chase HP Navigating Airport Security with an Insulin Pump andor Sensor Diabetes Technol Ther 2012 Nov14(11)984-5
Falk J et al Patterns Policy and Appropriateness A 12-Year Utilization Review of Blood Glucose Test Strip Use in Insulin Users Can J Diabetes 2017 Apr 11
Farmer AJ Perera R Ward A et al Meta-analysis of individual patient data in randomised trials of self monitoring of blood glucose (SMBG) in people with non-insulin treated type 2 diabetes BMJ 2012 Feb 27344e486 SMBG does not appreciably
improve control in T2DM patients not on insulin A1C only marginally 83805
FDA Aug10 and CDC have noted a progressive increase in the reports of bloodborne infection transmission over the past 10 to 15 years (primarily hepatitis B virus) resulting from shared use of fingerstick and point-of-care [POC] blood testing devices
FDA Aug13 Nova Diabetes Care initiated a voluntary recall of 21 lots of the Nova Max Glucose Test Strips distributed both in the USA and outside the continental USA
FDA Jan14 Nipro Diagnostics initiated a voluntary recall and replacement of a limited number of TRUEbalance and TRUEtrack Blood Glucose Meters distributed both in the United States and outside the United States The company determined that
certain isolated TRUEbalance and TRUEtrack Blood Glucose Meters have an incorrect factory-set unit of measure that displays the glucose result in mmoiL rather than mgdl If a consumer were not to notice the incorrect unit of measure it is possible that
the meter result could be read as a lower than expected blood glucose result BACKGROUND There are 501 affected TRUEbalance meters and 105 affected TRUEtrack meters that were distributed in the United States from September 2008 to May 2013
The company is sending notifications to pharmacies durable medical equipment providers mail order companies and distributors where the TRUEbalance and TRUEtrack meters are recommended or sold in the United States
FDA Mar14 Abbott is conducting a recall for the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose Meter When used with the Abbott FreeStyle test strips the FreeStyle Blood Glucose Meter and the FreeStyle Flash Blood Glucose
Meter may produce mistakenly low blood glucose results
FDA Apr14 is advising people with diabetes and health care professionals to stop using GenStrip Blood Glucose Test Strips because the strips may report incorrect blood glucose levels
FDA Jun14 Diabetic Supply of Suncoast Inc initiated a nationwide voluntary recall of all BMB-BA006A Advocate Redi-Code+ blood glucose test strip lots manufactured by BroadMaster Bio-Tech Corp due to a labeling error which could result in
confusion about which meter models the Redi-Code+ BMB-BA006A blood glucose test strips are designed to be used with In the incorrect labeling the test strips model (BMB-BA006A) was omitted
FDA Jan16 Arkray is recalling the SPOTCHEM II Basic PANEL-1 Reagent Test Strip and SPOTCHEM II Glucose Reagent Test Strip because they may report falsely low blood glucose levels
Franciosi M Lucisano G Pellegrini F et al ROSES Study Group Role of self-monitoring of blood glucose and intensive education in patients with Type 2 diabetes not receiving insulin A pilot randomized clinical trial Diabet Med2011Jul28(7)789-96
Gellad WF Zhao X Thorpe CT et al Dual Use of Department of Veterans Affairs and Medicare Benefits and Use of Test Strips in Veterans With Type 2 Diabetes Mellitus JAMA Intern Med 2014 Nov 10
Gillett M Dallosso H M Dixon S et al Delivering the diabetes education and self management for ongoing and newly diagnosed (DESMOND) programme for people with newly diagnosed type 2 diabetescost effectiveness analysisBMJ 2010341c4093
Gomes T Martins D Tadrous M et al Association of a Blood Glucose Test Strip Quantity-Limit Policy With Patient Outcomes A Population-Based Study JAMA Intern Med 2016 Nov 7
Health Canada Mar14 Informing Canadians that when Abbott FreeStyle glucose test strips are used with certain devices there is a potential for users to receive a lower-than-actual blood sugar reading
JDRF CGM Study Group Continuous glucose monitoring and intensive treatment of type 1 diabetes N Engl J Med 2008 3591464
Lau D The Cost of Diabetes A Game Changer Canadian Journal of Diabetes Mar lsquo10
Malanda UL Bot SD Kostense PJ et al Effects of self-monitoring of glucose on distress and self-efficacy in people with non-insulin-treated type 2 diabetes a randomized controlled trial Diabet Med 2015 Jul 14
Mcintosh B Yu C Lal A et al Efficacy of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin a systematic review and meta-analysis Open Medicine North America 4 may 2010
Also article in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435218 Commentary by Johnson in CPJ Sep 2010 httpwwwcpjournalcadoipdf1038211913-701X-1435216
Medical Letter Continuous Glucose Monitoring May 2 2011
MHRA June16 TRUEyou blood glucose test strips - certain lots of test strips may give incorrect low blood glucose results that could lead to undetected hyperglycaemia
Ontario Aug 2013 introducing limitations in funding for diabetes test strips And these new restrictions are okay with the Canadian Diabetes Association which worked with the government to ensure that new self-management of diabetes reflects the best
evidence and clinical experience available According to a notice posted on the Ontario Public Drug Programs (OPDP) website research indicates that Blood Glucose Test Strips (BGTS) have a limited clinical benefit for many patients who donrsquot take
insulin Based on this evidence Ontario will restrict the number of BGTS allowed in a 365-day period while ensuring continued access to those who need test strips to manage their blood sugar The provincersquos Health Network System (HNS) will track and
determine the reimbursement level based on each patientrsquos diabetes treatment Under the new rules patients managing diabetes with insulin will be allowed 3000 BGTS a year while patients managing diabetes with anti-diabetes medication with high risk
of causing hypoglycemia will get 400 BGTS Patients managing diabetes using anti-diabetes medication with low risk of causing hypoglycemia and those who are managing diabetes through dietlifestyle therapy only will be allowed 200 BGTS
Pickup John C Freeman Suzanne C Sutton Alex J Glycaemic control in type 1 diabetes during real time continuous glucose monitoring compared with self monitoring of blood glucose meta-analysis of randomised controlled trials using individual patient
data BMJ 2011343doi101136bmjd3805 (7 July 2011)
Polonsky WH Hessler D Ruedy KJ Beck RW DIAMOND Study Group The Impact of Continuous Glucose Monitoring on Markers of Quality of Life in Adults With Type 1 Diabetes Further Findings From the DIAMOND Randomized Clinical Trial
Diabetes Care 2017 Jun40(6)736-741
Rabi D Johnson J Edwards J Self-monitoring of blood glucose for individuals with type 2 diabetes not using insulin Leaving no cornerstone unturned Canadian Journal of Diabetes March 2010
Accessed June 24 2010 at SMBG Type 2 Diabetes and Monitoring your Blood Sugar ndashPatient Pamphlet httpwwwcadthcamediapdfsmbg-nb_engpdf
Riveline JP Schaepelynck P et al Assessment of patient-led or physician-driven continuous glucose monitoring in patients with poorly controlled type 1 diabetes using basal-bolus insulin regimens a 1-year multicenter study
Diabetes Care 2012 May35(5)965-71
Robson J Smithers H Chowdhury T et al Reduction in self-monitoring of blood glucose in type 2 diabetes an observational controlled study in east London Br J Gen Pract 2015 Apr 65(633)e256-63
Serwylo O Friesen K Falk J et al Opportunity Cost and Policy A Utilization Review of Self-Monitoring of Blood Glucose in Manitoba Canada Clin Ther 2016 Mar 2
Vigersky RA Fonda SJ et al Short- and long-term effects of real-time continuous glucose monitoring in patients with type 2 diabetes Diabetes Care 2012 Jan35(1)32-8
Woo V Cheng A Hanna A et al Self-monitoring of Blood Glucose in Individuals with Type 2 Diabetes Not Using Insulin Commentary Canadian Journal of Diabetes March 2010 Accessed June 24 2010
Young LA Buse JB Weaver MA et al Monitor Trial Group Glucose self-monitoring in nonndashinsulin-treated type 2 diabetes in primary care settings a randomized trial [online June 10 2017]JAMA Intern Med doi101001 jamainternmed20171233
References (SMBG) i Cameron C Coyle D Ur E Klarenbach S Cost-effectiveness of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin CMAJ 2010 Jan 12182(1)28-34 Summary also in DailyPOEMs 01Apr2010
httpswwwessentialevidencepluscomcontentpoem120401 ii Kolb H Kempf K Martin S Stumvoll M Landgraf R On what evidence-base do we recommend self-monitoring of blood glucose Diabetes Res Clin Pract 2010 Feb87(2)150-156 iii OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 iv Farmer AJ Wade AN French DP Simon J Yudkin P Gray A Craven A Goyder L Holman RR Mant D Kinmonth AL Neil HA DiGEM Trial Group Blood glucose self-monitoring in type 2 diabetes a randomised controlled trial Health Techno Assess 2009
Feb13(15)iii-iv ix-xi 1-50 v Varanauskiene E Can blood glucose self-monitoring improve treatment outcomes in type 2 diabetes Diabetes Res Clin Pract 2008 Dec 1582 Suppl 2S112-7 vi Towfigh A Romanova M Weinreb JE Munjas B Suttorp MJ Zhou A Shekelle PG Self-monitoring of blood glucose levels in patients with type 2 diabetes mellitus not taking insulin a meta-analysis Am J Manag Care 2008 Jul14(7)468-75 vii Majumdar SR Self-monitoring of blood glucose was not cost-effective in non-insulin-treated type 2 diabetes ACP J Club 2008 Nov-Dec149(4)4-5 viii French DP Wade AN Yudkin P Neil HA Kinmonth AL Farmer AJ Self-monitoring of blood glucose changed non-insulin-treated Type 2 diabetes patients beliefs about diabetes and self-monitoring in a randomized trial Diabet Med 2008 Oct25(10)1218-
28 No change in diabetes-related health behaviours ix OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 x Mansell K Blackburn D Eurich D Do postprandial glucose levels add important clinical information when fasting glucose levels are near normal in non-insulin-dependent patients with type 2 diabetes CPJ 2010142(6)298-302 Accessed on line Feb 11
2010 at httpwwwcpjournalcaperlservrequest=get-documentampdoi=1038212F1913-701X-1426298ampct=1 xi Malanda UL Welschen LM Riphagen II et al Self-monitoring of blood glucose in patients with type 2 diabetes mellitus who are not using insulin Cochrane Database Syst Rev 2012 Jan 181CD005060 From th is rev iew we conclude tha t when d iabetes
duration is over one year the overal l e ffec t o f self -moni tor ing of b lood g lucose on glycaemic control in pat ients wi th type 2 diabe tes who are not us ing insul in is sma ll up to s ix months af ter in i t ia t ion and subsides a fter 12 months Furthermore based on a best-ev idence synthesis there is no ev idence tha t SMBG a ffects pa tien t sa tis fact ion general we l l -being or general heal th -related qual i ty of l i fe More research is needed to explore the psychological impact of SMBG and i ts impact on diabetes speci f ic qual i ty of l i fe and wel l -being as wel l as the impact of SMBG on hypog lycaemia and diabe tic compl ications
xii OKane MJ Bunting B Copeland M Coates VE ESMON study group Efficacy of self monitoring of blood glucose in patients with newly diagnosed type 2 diabetes (ESMON study) randomised controlled trial BMJ 2008336(7654)1174-7 xiii Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xiv COMPUS Optimal Therapy Report Cost Effectiveness of Blood Glucose Test Strips in the Management of Adult Patients with Diabetes Mellitus May 2009 Accessed Feb 04 2010 at
httpwwwcadthcamediapdfBGTS_Consolidated_Economic_Reportpdf xv Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xvi Parkin CG Hinnen D Campbell RK Geil P Tetrick DL Polonsky WH Effective use of paired testing in type 2 diabetes practical applications in clinical practice Diabetes Educ 2009 Nov-Dec35(6)915-27 xvii Canadian Diabetes Association 2008 clinical practice guidelines for the prevention and management of diabetes in Canada Can J Diabetes [Internet] 2008 Sep [cited 2008 Jan 17]32(Suppl 1) S168-S180 Available from
httpwwwdiabetescafilescpg2008cpg-2008pdf
Note see Diabetes and Pregnancy Recommendations page s170 and s174 xviii COMPUS Optimal Therapy Report Systematic Review of Use of Blood Glucose Test Strips for the Management of Diabetes Mellitus May 2009 Accessed Feb 04 2010 at httpwwwcadthcamediapdfBGTS_SR_Report_of_Clinical_Outcomespdf
xix RxFiles Diabetes ndash Glucose Control- Landmark Trials and Links Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xx Regier L Jensen B RxFiles Diabetes Glucose Control ndash Landmark Trials amp Links Access online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xxi Holman R Sanjoy P Bethel MA Matthews D Neil A 10-Year Follow-up of Intensive Glucose Control in Type 2 Diabetes (UKPDS-80) N Engl J Med 20083591-13 xxii Canadian 2008 Guidelines (Sept 2008) Accessed at httpwwwdiabetescafilescpg2008cpg-2008pdf
Also Bhattacharyya OK Estey EA Cheng AY Canadian Diabetes Association 2008 Update on the Canadian Diabetes Association 2008 clinical practice guidelines Can Fam Physician 2009 Jan55(1)39-43 xxiii Nauck MA El-Ouaghlidi A Vardarli I Self-monitoring of blood glucose in diabetes mellitus arguments for an individualized approach Dtsch Arztebl Int 2009 Sep106(37)587-94 xxiv RxFiles ACCORD Trial Summary Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsDiabetes-Targets-ACCORD-A1Cpdf xxv Brown AF Mangione CM Saliba D Sarkisian CA California Healthcare FoundationAmerican Geriatrics Society Panel on Improving Care for Elders with Diabetes Guidelines for improving the care of the older person with diabetes mellitus J Am Geriatr
Soc 2003 May51(5 Suppl Guidelines)S265-80 xxvi Currie CJ Peters JR Tynan A Evans M Heine RJ Bracco OL Zagar T Poole CD Survival as a function of HbA(1c) in people with type 2 diabetes a retrospective cohort study Lancet 2010 Jan 26 [Epub ahead of print] Clinical Resource Comparison of Blood Glucose Meters Pharmacistrsquos LetterPrescriberrsquos Letter February 2018
References (SMBG) i Cameron C Coyle D Ur E Klarenbach S Cost-effectiveness of self-monitoring of blood glucose in patients with type 2 diabetes mellitus managed without insulin CMAJ 2010 Jan 12182(1)28-34 Summary also in DailyPOEMs 01Apr2010
httpswwwessentialevidencepluscomcontentpoem120401 ii Kolb H Kempf K Martin S Stumvoll M Landgraf R On what evidence-base do we recommend self-monitoring of blood glucose Diabetes Res Clin Pract 2010 Feb87(2)150-156 iii OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 iv Farmer AJ Wade AN French DP Simon J Yudkin P Gray A Craven A Goyder L Holman RR Mant D Kinmonth AL Neil HA DiGEM Trial Group Blood glucose self-monitoring in type 2 diabetes a randomised controlled trial Health Techno Assess 2009
Feb13(15)iii-iv ix-xi 1-50 v Varanauskiene E Can blood glucose self-monitoring improve treatment outcomes in type 2 diabetes Diabetes Res Clin Pract 2008 Dec 1582 Suppl 2S112-7 vi Towfigh A Romanova M Weinreb JE Munjas B Suttorp MJ Zhou A Shekelle PG Self-monitoring of blood glucose levels in patients with type 2 diabetes mellitus not taking insulin a meta-analysis Am J Manag Care 2008 Jul14(7)468-75 vii Majumdar SR Self-monitoring of blood glucose was not cost-effective in non-insulin-treated type 2 diabetes ACP J Club 2008 Nov-Dec149(4)4-5 viii French DP Wade AN Yudkin P Neil HA Kinmonth AL Farmer AJ Self-monitoring of blood glucose changed non-insulin-treated Type 2 diabetes patients beliefs about diabetes and self-monitoring in a randomized trial Diabet Med 2008 Oct25(10)1218-
28 No change in diabetes-related health behaviours ix OKane MJ Pickup J Self-monitoring of blood glucose in diabetes is it worth it Ann Clin Biochem 2009 Jul46(Pt 4)273-82 x Mansell K Blackburn D Eurich D Do postprandial glucose levels add important clinical information when fasting glucose levels are near normal in non-insulin-dependent patients with type 2 diabetes CPJ 2010142(6)298-302 Accessed on line Feb 11
2010 at httpwwwcpjournalcaperlservrequest=get-documentampdoi=1038212F1913-701X-1426298ampct=1 xi Malanda UL Welschen LM Riphagen II et al Self-monitoring of blood glucose in patients with type 2 diabetes mellitus who are not using insulin Cochrane Database Syst Rev 2012 Jan 181CD005060 From th is rev iew we conclude tha t when d iabetes
duration is over one year the overal l e ffec t o f self -moni tor ing of b lood g lucose on glycaemic control in pat ients wi th type 2 diabe tes who are not us ing insul in is sma ll up to s ix months af ter in i t ia t ion and subsides a fter 12 months Furthermore based on a best-ev idence synthesis there is no ev idence tha t SMBG a ffects pa tien t sa tis fact ion general we l l -being or general heal th -related qual i ty of l i fe More research is needed to explore the psychological impact of SMBG and i ts impact on diabetes speci f ic qual i ty of l i fe and wel l -being as wel l as the impact of SMBG on hypog lycaemia and diabe tic compl ications
xii OKane MJ Bunting B Copeland M Coates VE ESMON study group Efficacy of self monitoring of blood glucose in patients with newly diagnosed type 2 diabetes (ESMON study) randomised controlled trial BMJ 2008336(7654)1174-7 xiii Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xiv COMPUS Optimal Therapy Report Cost Effectiveness of Blood Glucose Test Strips in the Management of Adult Patients with Diabetes Mellitus May 2009 Accessed Feb 04 2010 at
httpwwwcadthcamediapdfBGTS_Consolidated_Economic_Reportpdf xv Simon J Gray A Clarke P Wade A Neil A Farmer A Diabetes Glycaemic Education and Monitoring Trial Group Cost effectiveness of self monitoring of blood glucose in patients with non-insulin treated type 2 diabetes economic evaluation of data from the
DiGEM trial BMJ 2008 May 24336(7654)1177-80 xvi Parkin CG Hinnen D Campbell RK Geil P Tetrick DL Polonsky WH Effective use of paired testing in type 2 diabetes practical applications in clinical practice Diabetes Educ 2009 Nov-Dec35(6)915-27 xvii Canadian Diabetes Association 2008 clinical practice guidelines for the prevention and management of diabetes in Canada Can J Diabetes [Internet] 2008 Sep [cited 2008 Jan 17]32(Suppl 1) S168-S180 Available from
httpwwwdiabetescafilescpg2008cpg-2008pdf
Note see Diabetes and Pregnancy Recommendations page s170 and s174 xviii COMPUS Optimal Therapy Report Systematic Review of Use of Blood Glucose Test Strips for the Management of Diabetes Mellitus May 2009 Accessed Feb 04 2010 at httpwwwcadthcamediapdfBGTS_SR_Report_of_Clinical_Outcomespdf
xix RxFiles Diabetes ndash Glucose Control- Landmark Trials and Links Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xx Regier L Jensen B RxFiles Diabetes Glucose Control ndash Landmark Trials amp Links Access online at httpwwwrxfilescarxfilesuploadsdocumentsCHT-Diabetes-Landmark-Trials-Linkspdf xxi Holman R Sanjoy P Bethel MA Matthews D Neil A 10-Year Follow-up of Intensive Glucose Control in Type 2 Diabetes (UKPDS-80) N Engl J Med 20083591-13 xxii Canadian 2008 Guidelines (Sept 2008) Accessed at httpwwwdiabetescafilescpg2008cpg-2008pdf
Also Bhattacharyya OK Estey EA Cheng AY Canadian Diabetes Association 2008 Update on the Canadian Diabetes Association 2008 clinical practice guidelines Can Fam Physician 2009 Jan55(1)39-43 xxiii Nauck MA El-Ouaghlidi A Vardarli I Self-monitoring of blood glucose in diabetes mellitus arguments for an individualized approach Dtsch Arztebl Int 2009 Sep106(37)587-94 xxiv RxFiles ACCORD Trial Summary Accessed online at httpwwwrxfilescarxfilesuploadsdocumentsDiabetes-Targets-ACCORD-A1Cpdf xxv Brown AF Mangione CM Saliba D Sarkisian CA California Healthcare FoundationAmerican Geriatrics Society Panel on Improving Care for Elders with Diabetes Guidelines for improving the care of the older person with diabetes mellitus J Am Geriatr
Soc 2003 May51(5 Suppl Guidelines)S265-80 xxvi Currie CJ Peters JR Tynan A Evans M Heine RJ Bracco OL Zagar T Poole CD Survival as a function of HbA(1c) in people with type 2 diabetes a retrospective cohort study Lancet 2010 Jan 26 [Epub ahead of print] Clinical Resource Comparison of Blood Glucose Meters Pharmacistrsquos LetterPrescriberrsquos Letter February 2018
