Leng M

No ORCID on file · 5 papers in corpus
observational 2026
Impact of inactivated SARS-CoV-2 vaccination on blastocyst euploidy status: a prospective cohort study of patients undergoing preimplantation genetic testing for aneuploidy in China
BMC pregnancy and childbirth ·doi:10.1186/s12884-026-08930-8

RESEARCH QUESTION: Is there a difference in the euploidy status and pregnancy outcomes among patients undergoing preimplantation genetic testing for aneuploidy (PGT-A) inoculated with inactivated severe acute respiratory syndrome coronaviru…

review 2026
Prediction models for endometriosis-associated ovarian malignancy: A systematic review and meta-analysis
European journal of obstetrics & gynecology and reproductive biology: X ·doi:10.1016/j.eurox.2026.100496

BACKGROUND: Endometriosis is benign, but it is associated with an increased risk of clear-cell and endometrioid ovarian carcinoma. Several multivariable prediction models have been developed to identify malignant transformation or different…

other 2025
Chinese translation, cross-cultural adaptation, and psychometric validation of patient-reported outcome measurement- questionnaire about gynecological and pelvic pain symptoms (ENDOPAIN-4D)
European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/j.ejogrb.2024.12.032

OBJECTIVES: The aim of this study was to cross-culturally translate a questionnaire about gynecological and pelvic pain symptoms (ENDOPAIN-4D) patient-reported outcome measurement (PROM) into Chinese and evaluate its reliability and validit…

observational 2025
Hormonal and metabolic influences on outcomes in PCOS undergoing assisted reproduction: the role of BMI in fresh embryo transfers
BMC pregnancy and childbirth ·doi:10.1186/s12884-025-07480-9

BACKGROUND: This retrospective study aimed to examine the influence of hormonal and metabolic parameters across varying body mass index (BMI) levels on embryo quality and pregnancy outcomes in fresh embryo transfer cycles using assisted rep…

observational 2025
The impact of inoculation with the inactivated COVID-19 vaccine on the outcomes of in vitro fertilization and embryo transfer: a cohort study of 1,258 women from Sichuan, China
Frontiers in endocrinology ·doi:10.3389/fendo.2025.1491259

OBJECTIVE: This study aimed to assess the impact of inoculation with the inactivated coronavirus disease 2019 (COVID-19) vaccine on the outcomes of in vitro fertilization and embryo transfer (IVF-ET). METHODS: From January 2021 to December…