Table 1 Demographic characteristics of the study participants
Variables | Number examined | Number positive (%) |
|---|---|---|
Age groups (in years) | ||
 0–5 | 215 | 86 (40.0) |
 6–15 | 418 | 207 (49.5) |
 16–25 | 941 | 340 (36.1) |
 26–35 | 724 | 246 (34.0) |
 36–45 | 455 | 156 (34.3) |
 46–55 | 217 | 60 (27.6) |
 56–65 | 121 | 34 (28.1) |
 66–75 | 56 | 11 (19.6) |
 >75 | 14 | 1 (7.1) |
Residence | ||
 Urban | 1919 | 565 (29.4) |
 Rural | 1242 | 576 (46.4) |
Sex | ||
 Male | 2134 | 822 (38.5) |
 Female | 1027 | 329 (32.0) |