The Uganda Population-Based HIV Impact Assessment , the fourth HIV/Aids study of its kind in Uganda since the 1980s, will cover 40,000 randomly selected participants from 520 villages countrywide The $4m survey, which was rolled out in August last year, by the Ministry of Health through the International Centre for Aids programmes is largely funded by the US Centre for Disease Control. The previous round of Aids Indicator Surveys show that HIV prevalence in the general population in Uganda increased from 6.4 per cent in 2004/5 to 7.3 per cent by 2011, tallying with the 2013 HIV estimates, which show that HIV prevalence stabilised around 7.4 per cent in 2012/2013.