Supplementary Material 1: Appendix 1: Characteristic of the initial validation study population, Ghana,N=267. Appendix 2: Distribution of all Initial PCPNC items, Ghana only, N=268. Appendix 3: Distribution of revised PCPNC questions included in CPIPE Baseline Sample for Ghana and Kenya, N=1,394. Appendix 4: Exploratory Factor analysis of 54 PCPNC items, CPIPE Baseline Sample for Ghana and Kenya, N=1,376. Appendix 5: Exploratory factor analysis by country of 38 retained items, CPIPE Baseline Sample for Ghana and Kenya.