Table 1 Weighted malaria prevalences and number of febrile infections in the study area and neighbourhoods, determined by microscopy and real time quantitative polymerase chain reaction (qPCR)
| Â | Diagnostic | 2010 | 2013 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Individuals tested | Infected | Weighted prevalence of infection (%) | Lower 95% CI | Upper 95% CI | Febrile infections | Individuals tested | Infected | Weighted prevalence of infection (%) | Lower 95% CI | Upper 95% CI | Febrile infections | ||
Whole study areaa | Microscopy | 975 | 13 | 1.11 | 0.56 | 2.21 | 3 (23%) | 944 | 45 | 5.22 | 3.64 | 7.42 | 18 (40%) |
qPCR | 970 | 106 | 12.59 | 10.09 | 15.6 | 15 (14%) | 808 | 162 | 23.86 | 20.18 | 27.99 | 43 (26%) | |
Maragra | Microscopy | 224 | 3 | 0.9 | 0.22 | 3.64 | 1 (33%) | 206 | 5 | 3.9 | 1.57 | 9.35 | 4 (80%) |
qPCR | 223 | 33 | 17.31 | 11.85 | 24.6 | 3 (9%) | 171 | 23 | 18.8 | 12.19 | 27.86 | 5 (22%) | |
Manhiça | Microscopy | 297 | 2 | 0.23 | 0.06 | 0.91 | 1 (50%) | 362 | 12 | 3.21 | 1.51 | 6.68 | 2 (17%) |
qPCR | 299 | 27 | 9.27 | 5.84 | 14.42 | 4 (15%) | 298 | 45 | 17.37 | 12.34 | 23.89 | 6 (13%) | |
Malavele | Microscopy | 56 | 1 | 2.55 | 0.36 | 16.13 | 1 (100%) | 52 | 4 | 11.87 | 3.55 | 33.05 | 2 (50%) |
qPCR | 55 | 7 | 13.75 | 5.68 | 29.67 | 2 (28%) | 48 | 10 | 19.49 | 8.35 | 39.17 | 5 (50%) | |
Palmeira | Microscopy | 206 | 3 | 1.11 | 0.27 | 4.46 | 0 (0%) | 195 | 6 | 3.43 | 1.31 | 8.68 | 2 (33%) |
qPCR | 205 | 15 | 8.9 | 4.84 | 15.8 | 1 (7%) | 174 | 42 | 31.19 | 22.91 | 40.87 | 12 (28%) | |
Ilha Josina | Microscopy | 124 | 3 | 4.2 | 1.11 | 14.65 | 0 (0%) | 76 | 17 | 24.47 | 13.94 | 39.33 | 7 (41%) |
qPCR | 120 | 21 | 23.95 | 14.73 | 36.47 | 4 (19%) | 70 | 34 | 52 | 36.98 | 66.67 | 13 (38%) | |
Taninga | Microscopy | 68 | 1 | 0.51 | 0.07 | 3.58 | 0 (0%) | 52 | 1 | 0.5 | 0.07 | 3.56 | 1 (100%) |
qPCR | 68 | 3 | 5.68 | 1.48 | 19.4 | 1 (33%) | 46 | 8 | 22.24 | 10.09 | 42.16 | 2 (25%) | |