Author | Population | Duration of study | Sample size | Proportion |
---|---|---|---|---|
Owens et al. [18] | British | 13Â years | 325,727 | 1.4/1000 |
Fathallah [20] | Iraqis | 3Â years | 229,992 | 0.8/1000 |
Agbernorku et al. [5] | Ghanaians | 4Â years | 4,000 | 6.3/1000 |
Omo-Aghoja et al. [6] | Nigerians | 1Â year | 5,037 | 1.35/1000 |
Msamati et al. [17] | Malawians | 1Â year | 25, 562 | 0.67/1000 |
Dreise et al. [15] | Ugandans | 1Â year | 26,286 | 0.73/1000 |
Present study | Ugandans | 6Â years | 25,985 | 0.77/1000 |