Evidence map›Paper›PMID 42022254›Full record

ArticleFrontiers in reproductive health2026

Effects of different seasons on the outcome of

Run Zhao, Linlin Che, Qianyan Song, Xiaofang Li, Xiao Li

Abstract read
In one paragraph

Article in Frontiers in reproductive health, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Run ZhaoDepartment of Reproductive Medicine, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China.
Linlin CheDepartment of Reproductive Medicine, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China.
Qianyan SongDepartment of Reproductive Medicine, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China.
Xiaofang LiDepartment of Reproductive Medicine, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China.
Xiao LiDepartment of Reproductive Medicine, Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: We aimed to investigate the effect of seasons on embryo quality and pregnancy outcomes among infertile patients undergoing Methods: We retrospectively analyzed data from 1,413 infertile patients who received IVF and antagonist ovulation induction program in the Reproductive Medicine Center of our hospital from January 2019 to December 2023. Based on seasons, they were divided into the spring group, summer group, autumn group, and winter group. The general information, embryo status, and pregnancy outcome of patients in different groups were compared. Results: There were no significant differences in general data, embryo quality, and pregnancy outcomes among the four groups ( Conclusion: For infertile patients undergoing controlled ovarian stimulation with an antagonist protocol, the rate of blastocyst formation in the spring was higher than that in the summer. There might be a potential interaction between the year and the season.

Indexed as

antagonist ovulation induction protocoldifferent seasonsembryo qualitypregnancy outcomestratification analysis

Identifiers

PMID42022254
PMCPMC13095837

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.