Evidence map›Paper›PMID 40290250›Full record

ArticlePakistan journal of medical sciences2025

Effects of different embryonic development days on clinical outcomes of freeze-thawed embryo transfer.

Nana Meng, Pengtao Li, Ting Liu, Jiawei Zhai, Meng-Yuan Guo

Abstract read
In one paragraph

Article in Pakistan journal of medical sciences, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

5 authors.

Nana MengNana Meng, Department of Reproductive Medicine, Baoding Maternal and Child Health Hospital, Baoding 071000, Hebei, China.
Pengtao LiPengtao Li, Department of Reproductive Medicine, Baoding Maternal and Child Health Hospital, Baoding 071000, Hebei, China.
Ting LiuTing Liu, Department of Reproductive Medicine, Baoding Maternal and Child Health Hospital, Baoding 071000, Hebei, China.
Jiawei ZhaiJiawei Zhai, Department of Reproductive Medicine, Baoding Maternal and Child Health Hospital, Baoding 071000, Hebei, China.
Meng-Yuan GuoMeng-yuan Guo, Department of Reproductive Medicine, Baoding Maternal and Child Health Hospital, Baoding 071000, Hebei, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: To compare the clinical outcome of freeze-thawed embryo transfer at different embryonic development days in whole embryo freezing patients of different ages. Methods: This was a retrospective study. Collected clinical data of 558 patients who underwent freeze-thawed embryo transfer at Reproductive Center of Baoding Maternal and Child Health Hospital from March 2019 to January 12, 2022. The enrolled patients were divided into two groups of 21~35 years old group(n=421) and 35~50 years old group(n=137) according to their ages. Then, three subgroups were established according to the development days of the freeze-thawed embryos under different age groups, D3 subgroup, D5 subgroup and D6 subgroup. Results: There were no significant differences in biochemical pregnancy rate, clinical pregnancy rate, multiple pregnancy rate, abortion rate, among the three groups in the 21~35 years old group. While significant difference was observed the highest embryo implantation rate in D5 subgroup( Conclusion: Compared with D3 and D6 transfer strategies, D5-blastocyst transfer exhibits more satisfactory clinical outcomes, with the highest clinical pregnancy and embryo implantation rates.

Indexed as

Clinical pregnancy rateEmbryo transfer strategyImplantation rate

Identifiers

PMID40290250
PMCPMC12022597

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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.