Bridging the vitamin A and deworming coverage gap among underserved populations in India through government and civil society organization partnerships.

Background: Vitamin A deficiency (VAD) is a major public health problem in India, where approximately 62% of children under five have low retinol levels (< 70 µmol/L). This study aims to (1) evaluate vitamin A supplementation (VAS) and deworming (VAS + D) coverage in Nagaland state through government and civil society organization (CSO) partnerships, (2) examine socio-demographic barriers and facilitators to VAS + D coverage, (3) examine associations between socio-demographic characteristics and source of VAS coverage (i.e.