Table 2.

Process evaluation data collection

Method	Sample	Process indicator
Quantitative data collected by coaches on the number of returning adolescents, number of new adolescents, their approximate age, gender and ethnicity at each session	All	Reach
Quantitative data collected using a checklist by intervention coordinator on key intervention features	All	Fidelity
Unstructured observation by intervention coordinator—field notes about coaching sessions and informal conversations	7 observations per sport per 14-week intervention block	Fidelity, context, mechanism
Meeting minutes from community advisory groups	All	Context, mechanism
Meeting minutes from monthly meetings between intervention coordinator, coaches and assistant coaches	All	Fidelity, context, mechanism
Focus group discussions with boys who participated in the intervention (age 12–15)	1 endline (2 clusters)	Context, mechanism
Focus group discussions with boys who participated in the intervention (16–19)	1 endline	Context, mechanism
Focus group discussion with boys that didn’t participate (sampled based on consultation with sports coaches)	1 endline	Context, mechanism
Focus group discussion with girls who participated in the intervention (12–15)	1 endline	Context, mechanism
Focus group discussion with girls who participated in the intervention (16–19)	1 endline	Context, mechanism
Focus group discussion with girls that didn’t participate (sampled based on consultation with sports coaches)	1 endline	Context, mechanism
Group interviews with coaches (n = 3)	1 midline 1 endline	Fidelity, context, mechanism
Focus group discussion with assistant coaches (n = 6)	1 midline 1 endline	Fidelity, context, mechanism
Group discussion or group interview with female caregivers (one in each cluster)	2 endline	Context, mechanism
Group discussion on group interview with male caregivers (one in each cluster)	2 endline	Context, mechanism
Interview with teachers	1 per school	Fidelity, context, mechanism