| Tanzania (n = 53) | The Gambia (n = 200) | |||
---|---|---|---|---|---|
Antigen | Plasma | Saliva Oracol | Saliva Orasure | Plasma | Saliva |
AMA-1 R2 | Â | 0.89 | 0.93 | Â | 0.64 |
Mean response (range) | 138 (1-817) | 148 (3-902) | 108* (0-871) | 317 (0-917) | 185* (45-818) |
% positive | 47 | 34 | 36 | 36 | 30 |
MSP-1 19 r2 | Â | 0.75 | 0.93 | Â | 0.63 |
Mean response (range) | 61 (0-769) | 62 (0-625) | 37* (0-610) | 229 (0-844) | 113* (0-612) |
% positive | 28 | 26 | 15 | 30 | 20 |