However, among serum hormones in different subtypes of infertility, only PRL showed thesignificant prediction of Normozoospermia (AUC=0.836, Z=4.916, p<0.001) at a cut off value of >119.04 μIU/ml with 92.86% sensitivity (95% CI=66.1-98.8) and 65.00% specificity(95% CI=54.8-74.3). This evidence concerns the gene PRL and Infertility.