Baseline characteristics of the intervention and control groups
| Group A (n=246) | Group B (n=245) | Control (n=245) | P value* | |
| Age (years) | ||||
| 18–30 | 169 (69%) | 163 (67%) | 151 (62%) | 0.147 |
| 31–49 | 59 (24%) | 74 (29%) | 73 (30%) | |
| 50+ | 18 (7%) | 10 (4%) | 21 (9%) | |
| Sex | ||||
| Female | 118 (48%) | 127 (52%) | 130 (53%) | 0.499 |
| Male | 128 (52%) | 118 (48%) | 115 (47%) | |
| Education | ||||
| No formal | 17 (7%) | 9 (4%) | 18 (7%) | 0.226 |
| Primary | 14 (6%) | 12 (5%) | 12 (5%) | |
| Secondary | 133 (54%) | 126 (51%) | 142 (58%) | |
| Postsecondary | 82 (33%) | 98 (40%) | 72 (29%) | |
| Religion | ||||
| Islam | 155 (63%) | 141 (58%) | 149 (61%) | 0.461 |
| Christianity | 91 (37%) | 104 (42%) | 96 (39%) | |
| Income (leones)† | ||||
| 0–300.000 | 175 (71%) | 158 (64%) | 160 (65%) | 0.418 |
| 300.000–1.000.000 | 60 (24%) | 68 (28%) | 69 (28%) | |
| >1.0000.000 | 11 (4%) | 19 (8%) | 16 (7%) | |
| Typhoid from mosquitoes? | ||||
| No | 94 (38%) | 100 (41%) | 93 (38%) | 0.648 |
| Yes | 123 (50%) | 122 (50%) | 128 (52%) | |
| I don’t know | 26 (11%) | 23 (9%) | 23 (9%) | |
| No response | 3 (1%) | 0 (0%) | 1 (0%) | |
| Typhoid without malaria? | ||||
| No | 145 (59%) | 146 (60%) | 142 (58%) | 0.827 |
| Yes | 83 (34%) | 86 (35%) | 89 (36%) | |
| I don’t know | 17 (7%) | 13 (5%) | 14 (6%) | |
| No response | 1 (0%) | 0 (0%) | 0 (0%) |
Data are n (%).
*Based on χ2 test.
†At the time of the baseline survey 10.000 leones was worth approximately US$1.