Evidence map›Paper›PMID 40336961›Full record

ArticleFrontiers in nutrition2025

Association between dietary index for gut microbiota and female infertility: a cross-sectional NHANES 2013-2020.

Yu Fu, Mengling Peng, He Cai, Bing Li, Yaoting Zhang, Yang Zheng

Abstract read
In one paragraph

Article in Frontiers in nutrition, 2025. 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
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. Article
  2. Article
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

6 authors.

Yu FuDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.
Mengling PengDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.
He CaiDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.
Bing LiDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.
Yaoting ZhangDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.
Yang ZhengDepartment of Cardiovascular Diseases, The First Hospital of Jilin University, Changchun, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The relationship between the gut microbiota and infertility has garnered increasing attention. However, the associations between dietary index for gut microbiota (DI-GM), an indicator of microbial diversity, and infertility remain insufficiently explored. Methods: We analyzed data from 3,058 participants in the NHANES 2013-2020 cycles, employing weighted generalized linear models and smooth curve analyses to examine their associations. Mediation analysis was conducted to assess the role of body mass index (BMI). Results: After adjusting for confounding factors, a higher DI-GM score was significantly associated with a lower prevalence of infertility (OR = 0.89, 95% CI = 0.81-0.98, Conclusion: A higher DI-GM score is associated with a lower prevalence of infertility. Future studies should employ longitudinal designs to validate these findings.

Indexed as

body mass indexdietary index for gut microbiotainfertilitymediation analysisNHANES

Identifiers

PMID40336961
PMCPMC12055548

What OpenQuestion holds

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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.