SERPINE1 and polycystic ovary syndrome: Earlier studies revealedthat the variation 4G/5G polymorphism of the PAI-1 gene is foundto be associated with PCOS risk in different populations likeChinese, Caucasian, and has concluded that high PAI-1 levels seemto be linked with first-trimester miscarriage in PCOS women [5].The association between the PAI-1 4G/5G and Pregnancycomplication is significantly important to study.