Table 2 Number and prevalence of seropositive participants by age class
Age class | AMA-1 | MSP-1 | Combined | ||||||
|---|---|---|---|---|---|---|---|---|---|
(years) | n | No. Pos. | % Pos. | n | No. Pos. | % Pos. | N | No. Pos. | % Pos. |
2 to 5 | 61 | 4 | 6.6 | 61 | 5 | 8.2 | 61 | 6 | 9.8 |
6 to 9 | 190 | 26 | 13.7 | 189 | 15 | 7.9 | 190 | 35 | 18.4 |
9 to 13 | 216 | 33 | 15.3 | 193 | 42 | 21.8 | 216 | 58 | 26.9 |
14 to 17 | 154 | 25 | 16.2 | 129 | 36 | 27.9 | 154 | 46 | 29.9 |
18 to 20 | 63 | 16 | 25.4 | 60 | 22 | 36.7 | 63 | 29 | 46.0 |
21 to 29 | 40 | 14 | 35.0 | 40 | 15 | 37.5 | 40 | 15 | 37.5 |
30 to 49 | 50 | 26 | 52.0 | 48 | 23 | 47.9 | 50 | 30 | 60.0 |
over 50 | 41 | 28 | 68.3 | 39 | 21 | 53.8 | 41 | 28 | 68.3 |
Total | 815 | 172 | 21.1 | 759 | 179 | 23.6 | 815 | 247 | 30.3 |