Table 3.

Stratum specific Incidence Rate Ratios (IRR) for age and sex.

Strata	Exposure	Incidence Rate Ratio IRR (95% CI)	p-Value
	Sex (Male is baseline)
<15	Female	0.90 (0.86–0.94)	<0.001
15–29	Female	1.14 (1.08–1.20)	<0.001
30–44	Female	1.26 (1.18–1.36)	<0.001
45–59	Female	1.42 (1.31–1.55)	<0.001
60–74	Female	1.16 (1.05–1.28)	0.003
75+	Female	0.79 (0.69–0.90)	0.001
Female	<15	Baseline	<0.001
	15–29	1.41 (1.34–1.48)
	30–44	1.62 (1.53–1.72)
	45–59	2.55 (2.39–2.72)
	60–74	4.24 (3.93–4.56)
	75+	4.46 (4.03–4.92)
Male	<15	Baseline	<0.001
	15–29	1.11 (1.05–1.17)
	30–44	1.15 (1.08–1.22)
	45–59	1.61 (1.50–1.73)
	60–74	3.29 (3.04–3.55)
	75+	5.05 (4.59–5.57)

* p-value for interaction is <0.0001.