Evidence map›Paper›PMID 29470094›Full record

ArticleDiabetes technology & therapeutics2018

Accuracy, User Acceptability, and Safety Evaluation for the FreeStyle Libre Flash Glucose Monitoring System When Used by Pregnant Women with Diabetes.

Eleanor M Scott, Rudy W Bilous, Alexandra Kautzky-Willer

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in Diabetes technology & therapeutics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04422821 (Flash Glucose Monitoring in Gestational Diabetes Mellitus), which is not on this map. Cited by 70 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 3 pooled it
10.7field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT04422821 nacompletednot on this mapstarted 2020, after this paper: background citation

Flash Glucose Monitoring in Gestational Diabetes Mellitus: Study Protocol for a Randomized Controlled Trial

TypeinterventionalSponsorMedical University of WarsawRan2020 to 2022Enrolled100ConditionsGestational Diabetes MellitusArmsFlash Glucose Monitoring, Self-Monitoring of Blood Glucose
3 · Its place in the literature

Who cites it

70 citing papers in PubMed, 3 syntheses or guidelines pooled it, 152 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Trial
  5. Trial
  6. Trial
  7. Continuous Glucose Monitoring in Gestational Diabetes Mellitus: Evidence, Clinical Benefits and Remaining Challenges.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2026
    Review
  8. Review
  9. Review
  10. Review
  11. Impact of Metabolic Surgery on Gestational Diabetes Mellitus: A Cohort Analysis.The Australian & New Zealand journal of obstetrics & gynaecology · 2026
    Article
  12. Article
  13. Article
  14. Review
  15. Article
  16. Effect of FSL-CGM on Maternal and Neonatal Outcomes in GDM: A Propensity Score Matching Study in Hangzhou, China.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2025
    Article
  17. Article
  18. Observational
  19. Article
  20. Review

10 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Eleanor M Scott1 Leeds Institute of Cardiovascular and Metabolic Medicine, University of Leeds, Leeds, United Kingdom .
Rudy W Bilous2 School of Medicine, Newcastle University Medicine Malaysia , Johor, Malaysia .
Alexandra Kautzky-Willer3 Gender Medicine Unit, Division of Endocrinology and Metabolism, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria; and Gender Medicine Institute, Gars am Kamp, Austria .
University of Leeds · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAccuracy of the FreeStyle Libre™ Flash Glucose Monitoring System has not been evaluated in pregnant women with diabetes. The aim of this study was to determine accuracy (compared to self-monitoring of blood glucose [SMBG]), clinical safety, and acceptability of the FreeStyle Libre System when used at home by this population. MATERIALS AND

methodsSeventy-four participants, with type 1 (T1D, n = 24), type 2 (T2D, n = 11), or gestational (n = 39) diabetes, were enrolled across 13 sites (9 in United Kingdom, 4 in Austria). Average gestation was 26.6 ± 6.8 weeks (mean ± standard deviation), age was 30.5 ± 5.1 years, diabetes duration was 13.1 ± 7.3 years for T1D and 3.2 ± 2.5 years for T2D, and 49/74 (66.2%) used insulin to manage their diabetes. Sensors were worn for up to 14 days. Sensor glucose values (masked) were compared with capillary SMBG values (made at least 4 times/day).

resultsClinical accuracy of sensor results versus SMBG results was demonstrated, with 88.1% and 99.8% of results within Zone A and Zones A and B of the Consensus Error Grid, respectively. Overall mean absolute relative difference was 11.8%. Sensor accuracy was unaffected by the type of diabetes, the stage of pregnancy, whether insulin was used, age or body mass index. User questionnaires indicated high levels of satisfaction with sensor wear, system use, and comparison to SMBG. There were no unanticipated device-related adverse events.

conclusionsGood agreement was demonstrated between the FreeStyle Libre System and SMBG. Accuracy of the system was unaffected by patient characteristics, indicating that the system is safe and accurate to use by pregnant women with diabetes.

Indexed as

AdultBlood GlucoseBlood Glucose Self-MonitoringDiabetes, GestationalDiabetes Mellitus, Type 1Diabetes Mellitus, Type 2FemaleHumansHypoglycemic AgentsInsulinInsulin Infusion SystemsPregnancyPregnancy in DiabeticsSensitivity and SpecificityBlood GlucoseHypoglycemic AgentsInsulinAccuracy.DiabetesFlash glucose monitoringPregnancySensor

Identifiers

PMID29470094
PMCPMC5867506
OpenAlexW2788883362

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.