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Independent research for global prosperity

CGD Policy Blogs


Why Numbers Matter & What Went Wrong

In a recent article, How AIDS in Africa Was Overstated, Washington Post correspondent Craig Timberg presents evidence that global HIV/AIDS rates have been systematically overestimated by UNAIDS based on the long-held (and erroneous) assumption that infection rates among pregnant women attending antenatal clinics can serve as a rough proxy of the general adult prevalence in that country.