A country’s sex ratio (the ratio of men to women in the population) tell us something about its history, social fabric and economic make-up, if the top five countries on either side of the split in Africa are anything to do by.
Life expectancy at birth in some countries would increase by a decade or more if we were living in a world without AIDS. Bostwana, proportionally the hardest hit, would see its life expectancy go up by nearly 17 years.
Young women acquire HIV 7-8 years earlier than their male peers. But clinical trials from South Africa show that they are not taking their pre-exposure HIV drugs as prescribed, for it would mean admitting they are having sex
If a country has a high HIV prevalence, it is correlated with a higher percentage of girls having comprehensive knowledge about HIV/AIDS. For boys, however, their knowledge has a weaker correlation with national prevalence