Table 3.
District, Age, School, Grade and Sex-Specific Prevalences.
| Character | Categories | Frequency | n | Prevalence | 95% CI |
|---|---|---|---|---|---|
| District | Lusaka | 24 | 201 | 11.9 | 7.95–17.43 |
| Siavonga | 17 | 220 | 7.7 | 4.70–12.29 | |
| Sex | Male | 26 | 232 | 11.2 | 7.58–16.16 |
| Female | 15 | 189 | 7.9 | 4.67–12.99 | |
| Age | ≤10 | 4 | 32 | 12.5 | 4.08–29.93 |
| 11–15 | 35 | 359 | 9.7 | 6.97–13.41 | |
| ≥16 | 2 | 30 | 6.7 | 1.16–25.51 | |
| School | Nabutezi | 2 | 47 | 4.3 | 0.74–15.73 |
| Chininde | 4 | 46 | 8.7 | 2.82–21.69 | |
| Mpango | 3 | 44 | 6.8 | 1.78–19.71 | |
| Siamatika | 5 | 42 | 11.9 | 4.47–26.43 | |
| Butete | 3 | 41 | 7.3 | 1.91–21.01 | |
| Ng’ombe | 24 | 201 | 11.9 | 7.95–17.43 | |
| Grade | 1–4 | 3 | 42 | 7.1 | 1.86–20.55 |
| 5–7 | 38 | 379 | 10.0 | 7.28–13.61 |
n = number of respondents; % = Percentage; CI = Confidence Interval.