Table 1 Incidence of Streptococcus pneumoniae bacteraemia and meningitis by age and sex, Finland, 1995–2002
| Â | Ratea of bacteraemia (no of cases) | Ratea of meningitis (no of cases) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Age group (years) | Male | Female | Total | Rate ratiob | 95% CIc | Male | Female | Total | Rate ratiob | 95% CIc |
0–17 | 8.3 (386) | 6.0 (299) | 7.2 (685) | 1.4 | 1.2–1.6 | 0.5 (22) | 0.6 (26) | 0.5 (48) | 0.8 | 0.5–1.4 |
18–34 | 5.7 (265) | 3.2 (142) | 4.5 (407) | 1.8 | 1.5–2.2 | 0.4 (17) | 0.1 (6) | 0.3 (23) | 4.0 | 0.7–10.1 |
35–49 | 11.3 (544) | 5.3 (245) | 8.4 (789) | 2.1 | 1.8–2.5 | 0.9 (43) | 0.4 (20) | 0.7 (63) | 2.2 | 1.3–3.8 |
50–64 | 14.6 (546) | 8.2 (314) | 11.4 (860) | 1.8 | 1.5–2.0 | 1.1 (42) | 0.8 (32) | 1.0 (74) | 1.4 | 0.9–2.2 |
65–74 | 23.0 (349) | 13.9 (275) | 17.9 (624) | 1.7 | 1.4–1.9 | 0.7 (10) | 0.9 (17) | 0.8 (27) | 0.8 | 0.4–1.7 |
≥ 75 | 37.4 (304) | 24.1 (437) | 28.2 (741) | 1.6 | 1.3–1.8 | 1.0 (8) | 0.4 (8) | 0.6 (16) | 2.5 | 0.9–6.7 |
All | 11.9 (2394) | 8.1 (1712) | 9.9 (4106) | 1.5 | 1.4–1.6 | 0.7 (142) | 0.5 (109) | 0.6 (251) | 1.4 | 1.1–1.8 |