Acceptability and feasibility of healthy diet, physical activity, and hygiene intervention components

Abstract Childhood malnutrition is a major public health concern. We evaluated components and outcome measures for potential interventions promoting healthy diet, physical activity (PA), good hygiene among children in Lagos, Nigeria. This mixed-methods study, informed by the Medical Research Council Framework development of complex interventions, took place semi-urban area. Participants school community settings were recruited via town criers networks. Acceptability feasibility 12 intervention sessions (10 school; 2 community) Global School-based Student Health Survey (diet, PA, knowledge/practices questionnaire body mass index (BMI) measures) qualitative interviews, completion data quality, respectively. included 130 aged 8-15yrs; 3 their parents part interviews. All delivered with 100% participation. Session delivery deemed acceptable; however, highlighted timing integration into curriculum as barriers to sustainability. Researcher capacity impacted survey measurements (n = 59; 45% response rate). There no missing data. Questionnaire measurement outcomes similar across except proportion reporting handwashing before eating at (91% vs 88% community; p 0.006). may reflect inappropriateness some items non-school attending children. Interventions addressing PA be acceptable feasible low resource Increased researcher adaptation needed. Key messages Diet,