Study setting
We did this research in the southern part of Kapilvastu district, Lumbini Province, in the plains of central Nepal. Kapilvastu has a population of around 508,500, a mean household size of 5.5 members [Most of the population are of plains (Madhesi) ethnicity, and 68% of the population speak Awadhi language [The objectives of our mixed methods process evaluation were to:1. Evaluate the extent to which the intervention was implemented according to plans (fidelity to plans).2. Analyze how context interacted with the intervention3. Develop hypotheses about how the intervention worked or failed to work.In this paper, we describe the methods and present the findings related to the first two objectives. Our analysis of the third objective will be written about in a forthcoming publication. We collected data from seven different data sources: trial surveys, call logs, routine monitoring data, direct observations, semi-structured interviews (SSIs), and focus group discussions (FGDs) (Table Data sources