Associated factors with spatial variation of adolescent pregnancy in Brazil, 2014: an ecological study of spatial clusters.

Objective: To identify socioeconomic and health care determinants of spatial variation in adolescent pregnancy in Brazil in 2014.

Methods: This was a spatial ecological study having municipalities as units of analysis. Spatial linear regression was used to verify association between the fertility rate in 15-19 year-old women and socioeconomic and health variables.