(IMAGE) Science China Press Caption a) BMI, Body mass index; AMH, anti-Müllerian hormone; TI, time interval between last dose of vaccination and the day of female oocyte retrieval; ICSI, intracytoplasmic sperm injection; MII, metaphase II; D3, Day3 after fertilization. Oocyte utilization rate=(embryos transferred+embryos frozen)/oocyte retrieved. Values are presented as median (IQR) or n (%); *, P<0.05; a, b, same subscript letter denotes proportions or values do not differ significantly from each other at the 0.05 level. Credit ©Science China Press Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.