Evidence map›Paper›PMID 38789873›Full record

ArticleReproductive sciences (Thousand Oaks, Calif.)2025

Phenome-Wide Investigation of the Causal Associations Between Pre-Pregnancy Obesity Traits and Gestational Diabetes: A Two-Sample Mendelian Randomization Analyses.

Mengjin Hu, Xiaosong Li, Jiangong Wu, Boyu Li, Jinggang Xia, Yuejin Yang, Chunlin Yin

Abstract read
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In one paragraph

Article in Reproductive sciences (Thousand Oaks, Calif.), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

3 citing papers in PubMed.

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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

7 authors.

Mengjin Hu *Xuanwu Hospital, Capital Medical University, Beijing, 100053, China.ORCID 0000-0003-0473-6077
Xiaosong Li *State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100037, China.
Jiangong WuFenyang Center for Disease Control and Prevention, Fenyang, 032200, Shanxi Province, China.
Boyu LiXuanwu Hospital, Capital Medical University, Beijing, 100053, China.
Jinggang XiaXuanwu Hospital, Capital Medical University, Beijing, 100053, China.
Yuejin YangState Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, 100037, China. yangyjfw@126.com.
Chunlin YinXuanwu Hospital, Capital Medical University, Beijing, 100053, China. yinclmail@163.com.

Funding

National Key R&D Program of China 2023YFC3605000
6 · The paper itself

Abstract

Pre-pregnancy obesity was associated with gestational diabetes in observational studies, but whether this relationship is causal remains to be determined. To evaluate whether pre-pregnancy obesity traits causally affect gestational diabetes risk, a two-sample Mendelian randomization (MR) analysis was performed utilizing summary-level statistics from published genome-wide association studies (GWAS). Obesity-related traits included body mass index (BMI), overweight, obesity, obesity class 1, obesity class 2, obesity class 3, childhood obesity, waist circumference (WC), hip circumference (HC), waist-to-hip ratio (WHR), percent liver fat, visceral adipose tissue volume, abdominal subcutaneous adipose tissue volume. Effect estimates were evaluated using the inverse-variance weighting method. Weighted median, MR-Egger, simple mode, and weighted mode were performed as sensitivity analyses. Genetically predicted pre-pregnancy BMI [odds ratio (OR) = 1.68; 95% confidence interval (CI): 1.45-1.95; P = 9.13 × 10

Indexed as

Diabetes, GestationalMendelian Randomization AnalysisObesityBody Mass IndexFemaleGenome-Wide Association StudyHumansPhenotypePregnancyRisk FactorsGestational diabetesMendelian randomizationObesityVisceral adipose tissue volumeWaist circumference

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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.