Table 3.

Age group- and risk group-specific ratios of case ratios (termed adjusted case ratios) for pneumococcal pneumonia and pneumonia of unspecified causative organism against the control conditions

	Pneumococcal pneumonia				Pneumonia of unspecified causative organism
	Risk		Non-risk		Risk		Non-risk
	Raw case ratio	Adjusted case ratio	Raw case ratio	Adjusted case ratio	Raw case ratio	Adjusted case ratio	Raw case ratio	Adjusted case ratio
<2 years	0.36	0.18 (0.14–0.25)	0.21	0.19 (0.15–0.25)	1.34	0.67 (0.50–0.92)	0.73	0.67 (0.51–0.87)
2–4	1.58	0.73 (0.58–0.97)	0.41	0.40 (0.32–0.59)	1.74	0.80 (0.64–1.06)	0.84	0.82 (0.67–1.22)
5–14	0.62	0.35 (0.25–0.46)	0.33	0.31 (0.28–0.39)	1.31	0.73 (0.53–0.96)	0.70	0.67 (0.60–0.84)
15–24	0.50	0.35 (0.27–0.50)	0.61	0.51 (0.38–0.72)	2.19	1.52 (1.20–2.19)	1.11	0.93 (0.69–1.30)
25–44	1.15	0.70 (0.59–0.79)	0.73	0.62 (0.45–0.74)	2.23	1.35 (1.15–1.53)	1.15	0.99 (0.72–1.18)
45–64	1.78	0.83 (0.66–0.96)	0.99	0.77 (0.56–0.85)	2.88	1.34 (1.07–1.56)	1.48	1.15 (0.83–1.27)
65+	1.61	0.77 (0.55–0.99)	0.61	0.61 (0.54–0.71)	2.96	1.41 (1.00–1.82)	1.13	1.13 (0.99–1.31)