Table 2 Demographic and parasitological data
Low transmission season(N = 1,210) | High transmission season(N = 2,009) | Overall (N = 3,219) | |
|---|---|---|---|
Sex ratio | 0.95 | 0.90 | 0.93 |
Mean age (years) | 1.3 | 1.2 | 1.3 |
Children with fever ≥37.5 °C (%) | 75.5 | 78.6 | 77.4 |
Children with history of fever (%) | 24.5 | 21.4 | 22.6 |
Positive by microscopy (%) | 41 | 73.3 | 61.1 |
Positive by RDT (%) | 39.2 | 74.6 | 61.2 |
Positive by microscopy and negative by RDT (%) | 10.7 | 5.2 | 7.3 |
Negative by microscopy and positive by RDT (%) | 7.1 | 5.9 | 6.3 |
P. falciparum monospecific infection prevalence by microscopy (%) | 37.8 | 71.1 | 58.6 |
RDT positive for P. falciparum monospecific infection prevalence (%) | 28.9 | 66.3 | 52.2 |
P. falciparum gametocyte (alone) i prevalence by microscopy (%) | 3.5 | 1.4 | 2.2 |
RDT positive for P. falciparum gametocyte alone (%) | 0.8 | 0.8 | 0.8 |
P. malariae monospecific infection prevalence by microscopy (%) | 1.1 | 0.4 | 0.7 |
RDT positive for P. malariae monospecific infection prevalence (%) | 0.7 | 0.2 | 0.4 |
P. ovale monospecific infection prevalence by microscopy | 0.6 | 0.09 | 0.3 |
RDT positive for P. ovale monospecific prevalence (%) | 0.1 | 0 | 0.2 |
Mixed Plasmodium infections* by microscopy | 3.1 | 2.1 | 2.5 |
RDT positive for mixed Plasmodium infections | 2.2 | 2 | 2.1 |
Geometric means of P. falciparum parasite density | 3921(3201–4804) | 14615(13187–16197) |