Fig. 4
From: Health financing for universal health coverage in Sub-Saharan Africa: a systematic review
Health financing mechanisms reported among the selected studies (n = 39). *Note: ‘Donor’ = external donor funding; ‘OOPs’ = Out-of-pocket payments; ‘NHI’ = national health insurance; ‘Tax-based’ = tax-based financing; ‘CBHI’ = Community-based health insurance; and ‘Other’ = voluntary/micro health insurance