USP9Y and Azoospermia: Six microdeletion patterns only corresponded to azoospermia, including AZFa complete deletion (0.64%, 1/156), AZFb complete deletion (5.13%, 8/156), AZFcd complete deletion (1.92%, 3/156), AZFbcd complete deletion (14.1%, 22/156), AZFabcd complete deletion (2.56%, 4/156), and AZFbc complete deletion combined with AZFd region sY152 deletion (5.13%, 8/156).