摘要:Effects of undernourishment on psychological development vary according psychosocial factors. This study assessed the impact of demographic, familiar, and rearing variables on nourishment and psychological development in children aged complementary feeding. A sample of 124 child-caregiver dyads from four different socioeconomic and nutritional index communities from México participated. Anthropometrics and child development were measured. Prediction power of demographics, rearing practices, and family health were assessed. Multiple regression models obtained illustrate a greatest impact of birth weight on nourishment condition. This factor is followed by demographic and rearing variables, which become more predictive for psychological child development.