Table 1.
Baseline information of participants recruited in the study showing their number, proportions, study sites and transmission settings.
| Variable | HIGH–TRANSMISSION STRATA | LOW–TRANSMISSION STRATA | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GEITA | KIGOMA | ARUSHA | ||||||||||
| Chato | Nyang'hwale | Kasulu | Kibondo | Arusha DC | Meru | |||||||
| Ihanga (n = 339) | Rwantaba (n = 278) | Kayenze (n = 327) | Nyangalamila (n = 276) | Mugombe (n = 290) | Nyamnyusi (n = 259) | Bunyambo (n = 303) | Kumuhasha (n = 293) | Bwawani (n = 284) | Themi ya simba (n = 279) | Maji ya chai (n = 279) | Ngurudoto (n = 282) | |
| Sex, n (%) | ||||||||||||
| Male | 154 (45.4) | 98 (35.2) | 154 (47.1) | 177 (64.1) | 123 (42.4) | 102 (39.4) | 101 (33.3) | 99 (33.8) | 126 (44.4) | 153 (54.8) | 125 (44.8) | 115 (40.8) |
| Female | 185 (54.6) | 180 (64.8) | 173 (52.9) | 99 (35.9) | 167 (57.6) | 157 (60.6) | 202 (66.7) | 194 (66.2) | 158 (55.6) | 126 (45.2) | 154 (55.2) | 167 (59.2) |
| Age in years | ||||||||||||
| Age group, n (%) | ||||||||||||
| < 5 | 50 (14.8) | 65 (23.4) | 53 (16.2) | 37 (13.4) | 26 (9.0) | 33 (12.7) | 76 (25.1) | 49 (16.7) | 36 (12.7) | 34 (12.2) | 20 (7.2) | 20 (7.1) |
| 5 - 14 | 144 (42.5) | 122 (43.9) | 81 (24.8) | 98 (35.5) | 172 (59.3) | 99 (38.2) | 136 (44.9) | 135 (46.1) | 88 (31.0) | 85 (30.5) | 38 (13.6) | 59 (20.9) |
| ≥ 15 | 145 (42.8) | 91 (32.7) | 193 (59.0) | 141 (51.1) | 92 (31.7) | 127 (49.0) | 91 (30.0) | 109 (37.2) | 160 (56.3) | 160 (57.3) | 221 (79.2) | 203 (72.0) |