Table 2.

Adjusted rate ratios and confidence intervals of acute rheumatic fever from Poisson regression modelling

	aRR	(95% CI)
Age, years
0–4	0·3	(0·09–0·94)
5–9	18·45	(13·17–25·85)
10–14	31·86	(23·03–44·05)
15–19	11·19	(7·8–16·05)
20–24	7·46	(5·02–11·09)
25–29	4·22	(2·59–6·89)
⩾30	Reference
Ethnicity
European/other	Reference
Māori	14·46	(10·62–19·71)
Pacific	20·58	(14·93–28·36)
Asian	0·89	(0·44–1·81)
Deprivation (NZDep quintile)
1–2 (least deprived)	Reference
3–4	2·33	(1·23–4·39)
5–6	2·68	(1·46–4·92)
7–8	3·89	(2·18–6·95)
9–10 (most deprived)	8·96	(5·12–15·66)

aRR, Adjusted rate ratio; CI, confidence interval.