Are congenital malformations associated with maternal sociodemographic and risk factors? A multicenter ultrasound-based study.

Objective: Congenital malformations (CM) are structural defects of the human body that arise during development. They significantly impact neonatal outcomes such as morbidity and mortality, hence identification of risk factors and their reduction is vital to improve materno-fetal outcomes. In Karachi, Pakistan, there is insufficient data on the incidence of congenital malformations.