Table 2.
Characteristics of study population by malaria trajectory (N = 657)
| 000 (N = 518) | 001 (N = 69) | 010 (N = 24) | 100 (N = 19) | 011 (N = 13) | 101 (N = 6) | 110 (N = 4) | 111 (N = 4) | |
|---|---|---|---|---|---|---|---|---|
| Age at baseline | ||||||||
| Mean (SD) | 14.77 (16.06) | 13.94 (13.95) | 13.61 (13.49) | 21.79 (22.73) | 8.00 (8.40) | 12.50 (10.39) | 6.75 (3.77) | 8.00 (4.24) |
| Gender | ||||||||
| Male | 194 (37.5%) | 32 (46.4%) | 11 (45.8%) | 8 (42.1%) | 8 (61.5%) | 2 (33.3%) | 1 (25.0%) | 4 (100.0%) |
| Female | 324 (62.5%) | 37 (53.6%) | 13 (54.2%) | 11 (57.9%) | 5 (38.5%) | 4 (66.7%) | 3 (75.0%) | 0 (0.0%) |
| Seropositive at any time point (AMA-1) | ||||||||
| N (%) | 251 (48.5%) | 47 (68.1%) | 15 (62.5%) | 14 (73.7%) | 10 (76.9%) | 6 (100.0%) | 4 (100.0%) | 4 (100.0%) |
| Seropositive at any time point (MSP-1) | ||||||||
| N (%) | 231 (44.6%) | 49 (71.0%) | 20 (83.3%) | 14 (73.7%) | 6 (46.2%) | 4 (66.7%) | 2 (50.0%) | 0 (0.0%) |
0 no detectible infection, 1 detected infection (e.g., 001 denotes no detectible infection in 2011 and 2012, then an infection detected in 2013; etc.)