Promit Barua

We used data from a cross-sectional study conducted by icddr,b from October – November 2019 in Bangladesh. The study was conducted in 13 sub-districts located adjacent to 12 different hard-to-reach coastal areas of Bangladesh (Additional file 1: Appendix 1). The study included mothers who delivered six months prior to the survey. The survey’s inclusion criteria were recently delivered mothers with a child aged 0 to 6 months. A simple cluster sampling procedure was implemented to select the mothers.