Table 1.

Risk factors for PAIS.

Maternal Factors	Fetal/neonatal factors	Others
Blood, homocysteine and lipid disorders	Inherited thrombophilias	Catheter-related complications
Thrombotic state during pregnancy	Twin tot twin transfusion	Male gender
Previous pregnancy related disorders	Systemic infections	Race and ethnicity
Primiparity, twin-twin pregnancy	Meningitis	Dehydration
Pre-eclampsia	Perinatal asphyxia	Trauma
Gestational diabetes	Congenital heart diseases	ECMO
Chorioamnionitis	Hypoglycemia (in preterm)	Emergency cesarean section
Labor and delivery complications	ELBW
Autoimmune disorders	Polycythemia
Drug abuse (cocaine)
Infertility and its treatment