Age group (years) | No observed wearing | No (%) wearing incorrectly | 95% CI (%) |
---|---|---|---|
<8 | 140 | 24 (17.1) | 10.9 to 23.4 |
8–11 | 52 | 8 (15.4) | 5.6 to 25.2 |
12–15 | 32 | 8 (25.0) | 10.0 to 40.0 |
16–19 | 18 | 2 (11.1) | 0.0 to 25.6 |
>19 | 317 | 10 (3.2) | 1.2 to 5.1 |
Total | 559 | 52 (9.3) | 6.9 to 11.7 |