Table 2.

Summary of research methods.

	Community survey	Semi-structured interviews	Expert interviews
Objective	To assess patterns and scale of community-level effects of the CONNECT Initiative	To test survey questionnaire and contextualize survey responses	To provide complementary insights into the implementation and perception of the CONNECT Initiative
Data collection	40-min interviewer-administered face-to-face questionnaire	20-30-min semi-structured community member interviews plus survey implementation fieldnotes	30-45-min semi-structured key informant interviews
	Two rounds of data collection: baseline plus endline (endline at least three months after CONNECT implementation)
Population	Adults aged ≥16 years in 14 diverse case study communities across four provinces where CONNECT took place		Healthcare stakeholders from local to central government levels, village representatives, villagers
Sampling technique	Complete census surveys in all 14 case study communities	Purposive maximum variation sampling (sex, age, education, ethnicity, community), recruited from survey sample	Purposive sampling (competencies and experiences relating to the CONNECT Initiative)
Sample size	3161	50	50
Analysis techniques	Descriptive statistical analysis, difference-in-difference analysis	Content-oriented thematic analysis