Table 1 Clinical diagnosis among Western Australian non-Aboriginal and Aboriginal population with invasive pneumococcal disease, 1997–2007
Group | Non-Aboriginal | Aboriginal | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
1997–2000 | 2001–2007 | 1997–2000 | 2001–2007 | |||||||||
n | % | (95% CI) | n | % | (95% CI) | n | % | (95% CI) | n | % | (95% CI) | |
Clinical diagnosis | ||||||||||||
Children (<5 years) | ||||||||||||
Meningitis | 17 | 9.6 | (5.7–14.9) | 32 | 12.3 | (8.6–16.9) | 6 | 16.2 | (6.2–32.0) | 6 | 12.8 | (4.8–25.7) |
Septicaemia | 30 | 16.9 | (11.7–23.2) | 59 | 22.7 | (17.8–28.3) | 5 | 13.5 | (4.5–28.8) | 8 | 17.0 | (7.7–30.8) |
Pneumonia | 57 | 32.0 | (25.2–39.4) | 66 | 25.4 | (20.2–31.1) | 16 | 43.2 | (27.1–60.5) | 24 | 51.1 | (36.1–65.9) |
Bacteraemia | 59 | 33.1 | (26.3–40.6) | 100 | 38.5 | (32.5–44.7) | 7 | 18.9 | (8.0–35.2) | 9 | 19.1 | (9.2–33.3) |
Othera | 13 | 7.3 | (4.0–12.2) | 2 | 0.8 | (0.1–2.8) | 2 | 5.4 | (0.7–18.2) | 0 | 0 | (0.0–7.6) |
Unknown | 2 | 1.1 | (0.1–4.0) | 1 | 0.4 | (0.0–2.1) | 1 | 2.7 | (0.1–14.2) | 0 | 0 | (0.0–7.6) |
Adults (≥15 years) | ||||||||||||
Meningitis | 24 | 7.9 | (5.2–11.6) | 31 | 5.1 | (3.5–7.2) | 3 | 5.9 | (1.2–16.2) | 13 | 7.0 | (3.8–11.7) |
Septicaemia | 24 | 7.9 | (5.2–11.6) | 157 | 26.0 | (22.5–29.6) | 3 | 5.9 | (1.2–16.2) | 64 | 34.6 | (27.8–41.9) |
Pneumonia | 229 | 75.8 | (70.6–80.6) | 367 | 60.7 | (56.6–64.6) | 39 | 76.5 | (62.5–87.2) | 91 | 49.2 | (41.8–56.6) |
Bacteraemia | 13 | 4.3 | (2.3–7.3) | 43 | 7.1 | (5.2–9.5) | 3 | 5.9 | (1.2–16.2) | 14 | 7.6 | (4.2–12.4) |
Othera | 5 | 1.7 | (0.5–3.8) | 5 | 0.8 | (0.3–1.9) | 3 | 5.9 | (1.2–16.2) | 0 | 0 | (0.0–2.0) |
Unknown | 7 | 2.3 | (0.9–4.7) | 2 | 0.3 | (0.0–1.2) | 0 | 0 | (0.0–7.0) | 3 | 1.6 | (0.3–4.7) |