Table 2 Characteristics of the study population per village throughout the surveillance period in the 6 study villages of the Sikasso district
Village | 6–7 years | 8 years and above | Overall | |||
|---|---|---|---|---|---|---|
M/F | Total | M/F | Median age (Range) | Total | ||
Survey 1 in 2009 | ||||||
 Dozanso | 20/29 | 49 | 60/73 | 34 (12–79) | 133 | 182 |
 Missasso | 26/20 | 46 | 64/94 | 40 (15–76) | 158 | 204 |
 Gondaga | 22/21 | 43 | 55/64 | 33 (12–75) | 119 | 162 |
 Niatanso | 30/24 | 54 | 91/106 | 31 (12–69) | 197 | 251 |
 N’Torla | 23/16 | 39 | 50/49 | 37 (12–72) | 99 | 138 |
 Zanadougou | 28/30 | 58 | 31/63 | 37.5 (13–77) | 94 | 152 |
 Total | 149/140 | 289 | 351/449 | 35 (12–79) | 800 | 1,089 |
Survey 2 in 2011 | ||||||
 Dozanso | 21/17 | 38 | 42/71 | 32 (15–82) | 113 | 151 |
 Missasso | 22/31 | 53 | 51/99 | 35 (15–86) | 150 | 203 |
 Gondaga | 21/17 | 38 | 58/73 | 29 (15–84) | 131 | 169 |
 Niatanso | 25/29 | 54 | 73/60 | 31 (15–82) | 133 | 187 |
 N’Torla | 35/26 | 61 | 53/80 | 31 (15–88) | 133 | 194 |
 Zanadougou | 26/31 | 57 | 49/86 | 31 (15–89) | 135 | 192 |
 Total | 150/151 | 301 | 326/469 | 38 (15–89) | 795 | 1,096 |
Survey 3 in 2012 | ||||||
 Dozanso | 20/16 | 36 | 95/137 | 32 (15–82) | 232 | 268 |
 Missasso | 21/27 | 48 | 101/171 | 33 (15–79) | 272 | 320 |
 Gondaga | 27/21 | 48 | 100/177 | 28 (15–85) | 277 | 325 |
 Niatanso | 26/25 | 51 | 134/182 | 28 (15–83) | 316 | 367 |
 N’Torla | 22/15 | 37 | 127/208 | 30 (15–89) | 335 | 372 |
 Zanadougou | 34/31 | 65 | 137/243 | 30 (15–80) | 380 | 445 |
 Total | 150/135 | 285 | 694/1,118 | 30 (15–89) | 1,812 | 2,097 |
Survey 4 in 2013 | ||||||
 Dozanso | 24/24 | 48 | 8/15 | 41 (8–75) | 23 | 73 |
 Missasso | 26/21 | 47 | 1/4 | 38 (31–68) | 5 | 52 |
 Gondaga | 30/25 | 55 | 0/5 | 28 (8–58) | 5 | 60 |
 Niatanso | 32/23 | 55 | 1/3 | 25.5 (8–63) | 4 | 60 |
 N’Torla | 18/24 | 42 | 1/6 | 46 (24–66) | 7 | 49 |
 Zanadougou | 31/31 | 62 | 4/2 | 29 (8–58) | 6 | 68 |
 Total | 161/148 | 309 | 15/35 | 38 (8–75) | 50 | 359 |