Evidence map›Paper›PMID 33963609›Full record

ArticleDiabetic medicine : a journal of the British Diabetic Association2021

Temporal variations in maternal treatment requirements and early neonatal outcomes in patients with gestational diabetes.

Rachel A Fox, Charlotte J Patient, Abigail R Aiken, Claire L Meek, Catherine E Aiken

Open access · hybridAbstract read
In one paragraph

Article in Diabetic medicine : a journal of the British Diabetic Association, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact, top 94% 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

2 citing papers in PubMed, 1 citations in OpenAlex.

  1. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 3 countries.

Rachel A FoxSchool of Clinical Medicine, Addenbrooke's Hospital, Cambridge, UK.
Charlotte J PatientSchool of Clinical Medicine, Addenbrooke's Hospital, Cambridge, UK.
Abigail R AikenLBJ School of Public Affairs, University of Texas at Austin, Austin, TX, USA.
Claire L MeekInstitute of Metabolic Science, Addenbrooke's Hospital, Cambridge, UK.ORCID 0000-0002-4176-8329
Catherine E AikenSchool of Clinical Medicine, Addenbrooke's Hospital, Cambridge, UK.ORCID 0000-0002-6510-5626
University of Cambridge · GBThe University of Texas at Austin · US

Funding

Scientific & Technical CoreP2CHD042849 · NICHD · UNIVERSITY OF TEXAS AT AUSTIN · PI MARK D. HAYWARD · 2017 to 2026
$5.2M
Department of HealthMedical Research Council MR/T016701/1NICHD NIH HHS P2C HD042849
6 · The paper itself

Abstract

aimsThere is seasonal variation in the incidence of gestational diabetes (GDM) and delivery outcomes of affected patients. We assessed whether there was also evidence of temporal variation in maternal treatment requirements and early neonatal outcomes.

methodsWe performed a retrospective analysis of women diagnosed with GDM (75 g oral glucose tolerance test, 0 h ≥ 5.1; 1 h ≥ 10.0; 2 h ≥ 8.5 mmol/L) in a UK tertiary obstetric centre (2015-2019) with a singleton infant. Data regarding demographic characteristics, total insulin requirements and neonatal outcomes were extracted from contemporaneous electronic medical records. Linear/logistic regression models using month of the year as a predictor of outcomes were used to assess annual variation.

resultsIn all, 791 women (50.6% receiving pharmacological treatment) and 790 neonates were included. The likelihood of requiring insulin treatment was highest in November (p < 0.05). The average total daily insulin dose was higher at peak (January) compared to average by 19 units/day (p < 0.05). There was no temporal variation in neonatal intensive care admission, or neonatal capillary blood glucose. However, rates of neonatal hypoglycaemia (defined as <2.6 mmol/L) were highest in December (40% above average; p < 0.05).

conclusionsWomen with GDM diagnosed in winter are more likely to require insulin treatment and to require higher insulin doses. Neonates born to winter-diagnosed mothers had a corresponding increased risk of neonatal hypoglycaemia. Maternal treatment requirements and neonatal outcomes of GDM vary significantly throughout the year, even in a relatively temperate climate.

Indexed as

Pregnancy OutcomeAdultDiabetes, GestationalFemaleGlucose Tolerance TestHumansHypoglycemic AgentsIncidenceInfant, NewbornInfant, Newborn, DiseasesInsulinMalePregnancyRetrospective StudiesUnited KingdomHypoglycemic AgentsInsulinbirthweightclimategestational diabetesobstetric outcomespregnancyseasonalitytemporality

Identifiers

PMID33963609
PMCPMC10782837
OpenAlexW3159506175

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Registered trials

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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.