| Children (N) | Person years at risk | Children (n) | Adjusted rate (95% CI) | Children (n) | Adjusted rate (95% CI) | Children (n) | Adjusted rate (95% CI) |
Before intervention: 2010–2011 |
Overall | 20,975 | 36,140 | 309 | 9.1 (8.0–10.2) | 78 | 2.3 (1.8–3.0) | 68 | 2.1 (1.6–2.8) |
<5 years | 5697 | 9316 | 122 | 14.0 (11.4–17.2) | 29 | 3.6 (2.3–5.5) | 39 | 4.6 (3.2–6.6) |
5–18 years | 15,278 | 26,824 | 187 | 7.0 (6.0–8.0) | 49 | 1.8 (1.3–2.4) | 29 | 1.1 (0.7–1.6) |
After intervention: 2012 |
Overall | 21,783 | 19,560 | 226 | 12.3 (10.7–14.2) | 66 | 3.7 (2.8–4.8) | 91 | 5.3 (4.2–6.7) |
<5 years | 6468 | 5286 | 81 | 17.4 (13.5–22.3) | 21 | 4.9 (2.9–8.0) | 36 | 8.7 (5.8–12.5) |
5–18 years | 15,315 | 14,273 | 145 | 10.2 (8.6–12.0) | 45 | 3.2 (2.3–4.2) | 55 | 3.9 (2.9–5.0) |