Table 1 Demographic information of study participants from Kwamasimba (highland) and Mkokola (lowland) villages, Korogwe District, north-eastern Tanzania
Variable | Number of participants | Percentage (%) |
|---|---|---|
Strata | ||
 Highland village, Kwamasimba | 280 | 49.6 |
 Lowland village, Mkokola | 285 | 50.4 |
Sex | ||
 Male | 275 | 48.8 |
 Female | 290 | 51.2 |
Age groups (years) | ||
 0–4 | 237 | 42.0 |
 5–9 | 145 | 25.6 |
 10–14 | 118 | 20.9 |
 15–19 | 65 | 11.5 |