Evidence map›Paper›PMID 36046502›Full record

ArticlePeerJ2022

Morphology of inner cell mass: a better predictive biomarker of blastocyst viability.

Sargunadevi Sivanantham, Mahalakshmi Saravanan, Nidhi Sharma, Jayashree Shrinivasan, Ramesh Raja

Abstract read
In one paragraph

Article in PeerJ, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 2 pooled it
–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

15 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  12. Novel embryo selection strategies-finding the right balance.Frontiers in reproductive health · 2023
    Article
  13. Advancing bovineFrontiers in bioengineering and biotechnology · 2023
    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.

Sargunadevi SivananthamDepartment of IVF, ARC International Fertility and Research Centre, Chennai, Tamil Nadu, India.
Mahalakshmi SaravananDepartment of Reproductive Medicine, ARC International Fertility and Research Centre, Chennai, Tamil Nadu, India.
Nidhi SharmaDepartment of Obstetrics and Gynaecology, Saveetha Medical College, Chennai, Tamil Nadu, India.
Jayashree ShrinivasanDepartment of Obstetrics and Gynaecology, Saveetha Medical College, Chennai, Tamil Nadu, India.
Ramesh RajaDepartment of Andrology and Reproductive Medicine, Chettinad Hospital and Research Institute, Chennai, Tamil Nadu, India.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Transfer of embryos at the blastocyst stage is one of the best approaches for achieving a higher success rate in Methods: This prospective study included women undergoing single or double frozen blastocyst transfers following their autologous cycles in a period between October 2020 and September 2021. The morphological grades (A-good, B-average, and C-poor) of inner cell mass (ICM) and trophectoderm (TE) of blastocysts with known implantation were compared to assess their predictive potential of pregnancy outcome. It was further explored by measuring the relationship between the two variables using logistic regression and receiver operating characteristic (ROC) analysis. Results: A total of 1,972 women underwent frozen embryo transfer (FET) cycles with a total of 3,786 blastocysts. Known implantation data (KID) from 2,060 blastocysts of 1,153 patients were subjected to statistical analysis, the rest were excluded. Implantation rates (IR) from transfer of ICM/TE grades AA, AB, BA, BB were observed as 48.5%, 39.4%, 23.4% and 25% respectively. There was a significantly higher IR observed in blastocysts with ICM grade A ( Conclusion: This study confirms that the morphology of ICM of the blastocyst is a stronger predictor of implantation and clinical pregnancy than that of TE and can be utilized as a biomarker of viability.

Indexed as

BlastocystEmbryo ImplantationBiomarkersFemaleHumansPregnancyPregnancy OutcomeProspective StudiesBiomarkersBiomarkerBlastocystClinical pregnancyEmbryo selectionImplantationInner cell massMorphologyTrophectodermViability

Identifiers

PMID36046502
PMCPMC9422976

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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.