Evidence map›Paper›PMID 38295397›Full record

Observational studyDiabetes care2024

Severe Hypoglycemia and Impaired Awareness of Hypoglycemia Persist in People With Type 1 Diabetes Despite Use of Diabetes Technology: Results From a Cross-sectional Survey.

Jennifer L Sherr, Lori M Laffel, Jingwen Liu, Wendy Wolf, Jeoffrey Bispham, Katherine S Chapman, Daniel Finan, Lina Titievsky, Tina Liu, Kaitlin Hagan and 4 more

Open access · bronzeAbstract readObservational Study
In one paragraph

Observational study in Diabetes care, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 1 pooled it
27.9field-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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

65 citing papers in PubMed, 1 synthesis or guideline pooled it, 78 citations in OpenAlex.

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  5. Cost-effectiveness of a Novel Hypoglycaemia Programme: The 'HARPdoc vs BGAT' RCT.Diabetic medicine : a journal of the British Diabetic Association · 2024
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5 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

14 authors at 5 institutions in 1 country.

Jennifer L SherrYale School of Medicine, New Haven, CT.ORCID 0000-0001-9301-3043
Lori M LaffelJoslin Diabetes Center, Harvard Medical School, Boston, MA.ORCID 0000-0002-9675-3001
Jingwen LiuT1D Exchange, Boston, MA.
Wendy WolfT1D Exchange, Boston, MA.
Jeoffrey BisphamT1D Exchange, Boston, MA.
Katherine S ChapmanT1D Exchange, Boston, MA.
Daniel FinanT1D Exchange, Boston, MA.
Lina TitievskyVertex Pharmaceuticals, Inc., Boston, MA.
Tina LiuVertex Pharmaceuticals, Inc., Boston, MA.
Kaitlin HaganVertex Pharmaceuticals, Inc., Boston, MA.
Jason GagliaJoslin Diabetes Center, Harvard Medical School, Boston, MA.
Keval ChandaranaVertex Pharmaceuticals, Inc., Boston, MA.
Richard BergenstalInternational Diabetes Center, HealthPartners Institute, Minneapolis, MN.ORCID 0000-0002-9050-5584
Jeremy PettusUniversity of California San Diego, La Jolla, CA.ORCID 0000-0002-5999-0091
T1D Exchange · USVertex Pharmaceuticals (United States) · USJoslin Diabetes Center · USHealthPartners · USUniversity of California San Diego · US

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
SPECIAL ASSAY COREP30DK036836 · NIDDK · JOSLIN DIABETES CENTER · PI ROHIT N. KULKARNI · 1986 to 2026
$50.5M
NCATS NIH HHS UL1 TR001863NIDDK NIH HHS P30 DK036836Vertex Pharmaceuticals Incorporated
6 · The paper itself

Abstract

objectiveTo determine how diabetes technologies, including continuous glucose monitoring (CGM) and automated insulin delivery (AID) systems, impact glycemic metrics, prevalence of severe hypoglycemic events (SHEs), and impaired awareness of hypoglycemia (IAH) in people with type 1 diabetes in a real-world setting within the U.S. RESEARCH DESIGN AND

methodsIn this retrospective, observational study with cross-sectional elements, participants aged ≥18 years were enrolled from the T1D Exchange Registry/online community. Participants completed a one-time online survey describing glycemic metrics, SHEs, and IAH. The primary objective was to determine the proportions of participants who reported achieving glycemic targets (assessed according to self-reported hemoglobin A1c) and had SHEs and/or IAH. We performed additional subgroup analyses focusing on the impact of CGM and insulin delivery modality.

resultsA total of 2,074 individuals with type 1 diabetes were enrolled (mean ± SD age 43.0 ± 15.6 years and duration of type 1 diabetes 26.3 ± 15.3 years). The majority of participants (91.7%) were using CGM, with one-half (50.8%) incorporating AID. Despite high use of diabetes technologies, only 57.7% reported achieving glycemic targets (hemoglobin A1c <7%). SHEs and IAH still occurred, with ∼20% of respondents experiencing at least one SHE within the prior 12 months and 30.7% (95% CI 28.7, 32.7) reporting IAH, regardless of CGM or AID use.

conclusionsDespite use of advanced diabetes technologies, a high proportion of people with type 1 diabetes do not achieve glycemic targets and continue to experience SHEs and IAH, suggesting an ongoing need for improved treatment strategies.

Indexed as

Blood Glucose Self-MonitoringDiabetes Mellitus, Type 1HypoglycemiaAdultBlood GlucoseCross-Sectional StudiesFemaleGlycated HemoglobinHumansHypoglycemic AgentsInsulinInsulin Infusion SystemsMaleMiddle AgedRetrospective StudiesBlood GlucoseGlycated HemoglobinHypoglycemic AgentsInsulin

Identifiers

PMID38295397
PMCPMC11116910
OpenAlexW4391378998

What Socratic holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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 Socratic graph.