Overview of the methods and results of previously published modelled economic analyses of antiretroviral treatment.

aOne publication ([28]; in abstract format) has no information on whether sensitivity analysis was conducted.bFor zidovudine monotherapy.cFor dual therapy.dFor highly active ART.eOne study [50] does not supply enough information on ART input cost to know whether it is constant.fAnalysis from 2011, based on country-level cost data.gAnalysis from 1997, based on high-income country cost data extrapolated worldwide.CHAI, Clinton HIV/AIDS Initiative; GNP, gross national product; QALY, quality-adjusted life year.