Abstract
Objective: to verify the impact of the SARS-CoV-2 pandemic on child cognitive development of children born to young women. Method: the offspring of 247 primigravidae aged 14-21 years, residents of São Paulo, who participated in the Primeiras Laços home visiting program (N=80 from the first randomized clinical trial carried out in 2015, and N=167 from the second, newer), was randomized int…