This study was supported by Hebei Natural Science Foundation(H2022206019);Science and Technology(S and T)Program of Hebei(21377721D);Hebei Province Medical Technology Tracking Project(GZ2021028);Medical Science Research Project of Hebei Province(20170084,and 20211494).
The sperm DNA fragmentation index(DFI)is a metric used to assess DNA fragmentation within sperm.During in vitro fertilizationembryo transfer(IVF-ET),high sperm DFI can lead to a low fertilization rate,poor embryo deve...