Role of family support and women's knowledge on pregnancy-related risks in adherence to maternal iron-folic acid supplementation in Indonesia.

Objective: To examine whether women's knowledge of pregnancy-related risks and family support received during pregnancy are associated with adherence to maternal iron-folic acid (IFA) supplementation.

Design: Secondary data analysis of the 2002-03, 2007 and 2012 Indonesia Demographic and Health Survey. Analysis of the association between factors associated with adherence (consuming ≥90 IFA tablets), including the women's knowledge and family support, was performed using multivariate logistic regression.