Decadal change in the association between the status of young mother's Body Mass Index and anaemia with child low birth weight in India.

Background: The study aims to investigate the changes in the socio-economic and demographic status of young mothers of age 15-24 years and to examine the association between mothers' nutrition, i.e., Body Mass Index (BMI) and anaemia with child low birth weight for almost two decades during 1998-2016 in India.