- Identified the rate of infants with congenital foot deformity among 8192 infants at Hanoi Obstetrics and Gynecology Hospital from March 1, 2018 to July 31, 2018; Described characteristics of different types of congenital foot deformity among 91 infants diagnosed with congenital foot deformity such as gender-based prevalence, common groups of deformity, common deformity position, anthropometric values, pregnancy history and family factors.