Table 3 Plasmodium species prevalence proportion (as percent) by survey period during intervention period 2009–2014
| Â | May-09 | Oct-09 | May-10 | Oct-10 | May-11 | Oct-11 | May-12 | May-13 | Oct-13 | May-14 | Oct-14 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
P. falciparum (Pf) | 81.4% | 95.5% | 98.7% | 93.5% | 97.7% | 92.2% | 90.2% | 87.4% | 83.7% | 79.2% | 74.5% | 88.5% |
P. ovale (Po) | 2.0% | 0.0% | 0.0% | 0.3% | 0.0% | 0.0% | 1.0% | 0.6% | 1.8% | 1.3% | 2.3% | 0.8% |
P. malariae (Pm) | 11.1% | 2.2% | 0.9% | 2.2% | 0.6% | 3.8% | 3.8% | 6.0% | 6.9% | 9.9% | 13.1% | 5.4% |
Pf + Pm | 4.5% | 2.3% | 0.4% | 3.4% | 1.7% | 3.8% | 3.6% | 4.6% | 6.5% | 7.0% | 8.8% | 4.3% |
Pf + Po | 1.0% | 0.0% | 0.0% | 0.6% | 0.0% | 0.2% | 1.0% | 1.1% | 0.7% | 1.6% | 0.8% | 0.7% |
Pf + Po + Pm | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.5% | 0.3% | 0.4% | 1.0% | 0.5% | 0.3% |
Total positive | 199 | 133 | 223 | 323 | 476 | 447 | 417 | 350 | 276 | 313 | 388 | 3545 |
Sample size (n) | 595 | 588 | 728 | 870 | 1011 | 1099 | 1096 | 1110 | 1063 | 1191 | 1142 | 10,493 |
Prevalence (%) | 33.4 | 22.6 | 30.6 | 37.1 | 47.1 | 40.7 | 38.0 | 31.5 | 26.09 | 26.3 | 34.0 | 33.8 |