Decomposition of drivers of government health spending in sub-Saharan Africa: country-specific features, national income, development assistance for health, dependency ratio and general government spending per gross national product. Decomposition of drivers of government health spending in sub-Saharan Africa: country-specific features, national income, development assistance for health, dependency ratio and general government spending per gross national product. GDP, gross domestic product. Angela E Micah et al. BMJ Glob Health 2019;4:e001159 © Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY. Published by BMJ.