Volume 14, Number 5—May 2008
Research
Increasing Hospitalizations and General Practice Prescriptions for Community-onset Staphylococcal Disease, England
Table 2
Age-specific hospital admission rates (2003–04, per 100,000) and rate ratios (2003–04 vs. baseline) for invasive community-onset staphylococcal infections, England*
Infection |
Age group, y |
|||||||
---|---|---|---|---|---|---|---|---|
All |
<4 |
5–14 |
15–44 |
45–64 |
65–74 |
75–84 |
>85 |
|
Baseline data 1989–90 | ||||||||
Abscess/cellulitis | ||||||||
Admission rate | 149.3 | 110.1 | 45.1 | 123.2 | 149.5 | 216.1 | 349.5 | 634.3 |
Rate ratio (95% CI) |
3.0
(2.9–3.0) |
1.8
(1.7–1.9) |
1.8
(1.7–1.9) |
2.7
(2.6–2.8) |
3.3
(3.2–3.4) |
3.8
(3.6–3.9) |
3.5
(3.4–3.7) |
4.0
(3.8–4.3) |
Staphylococcal septicemia | ||||||||
Admission rate | 3.4 | 2.2 | 0.7 | 1.3 | 2.7 | 7.4 | 14.1 | 28.7 |
Rate ratio (95% CI) |
6.5
(5.7–7.4) |
3.8
(2.2–6.3) |
5.5
(2.5–12.2) |
6.4
(4.7–8.9) |
4.6
(3.5–6.1) |
5.4
(4.1–7.2) |
7.7
(5.7–10.4) |
15.2
(8.9–25.9) |
Staphylococcal pneumonia | ||||||||
Admission rate | 1.1 | 0.7 | 0.2 | 0.4 | 0.7 | 2.9 | 5.5 | 10.0 |
Rate ratio (95% CI) |
5.0
(4.1–6–1) |
1.2
(0.6–2.3) |
1.3
(0.5–3.2) |
4.2
(2.5–6.9) |
4.2
(2.5–7.0) |
6.0
(3.8–9.7) |
9.0
(5.4–15.1) |
8.2
(4.2–16.3) |
Impetigo | ||||||||
Admission rate | 2.2 | 24.9 | 4.2 | 0.5 | 0.2 | 0.1 | 0.3 | 0.4 |
Rate ratio (95% CI) |
5.3
(4.6–6.2) |
6.1
(5.0–7.3) |
11.8
(7.6–18.4) |
3.6
(2.3–5.4) |
2.1
(0.9–4.7) |
1.3
(0.3–4.7) |
1.3
(0.4–4.1) |
3.2
(0.4–28.2) |
Bone and joint infections | ||||||||
Admission rate | 13.4 | 18.3 | 9.2 | 8.5 | 14.0 | 22.8 | 28.6 | 40.5 |
Rate ratio (95% CI) |
1.6
(1.5–1.6) |
1.2
(1.1–1.4) |
1.0
(0.9–1.2) |
1.4
(1.3 –1.5) |
1.7
(1.5–1.8) |
2.0
(1.8–2.3) |
1.9
(1.7–2.2) |
2.7
(2.2–3.4) |
Baseline data 1995–96 |
||||||||
Staphylococcal scalded skin syndrome | ||||||||
Admission rate | 1.5 | 21.3 | 2.0 | 0.03 | 0.03 | 0.1 | 0.1 | 0.1 |
Rate ratio (95% CI) |
4.9
(4.1–5.8) |
6.4
(5.2–7.9) |
3.7
(2.5–5.4) |
1.7 (
0.5–5.8) |
1.9
(0.3–10.2) |
3.0
(0.3–29.3) |
1.8
(0.2–20.4) |
0.2
(0.0–1.6) |
Cellulitis | ||||||||
Admission rate | 100.3 | 50.5 | 22.9 | 57.4 | 108.4 | 181.6 | 316.5 | 595.5 |
Rate ratio (95% CI) |
2.0
(2.0–2.0) |
2.2
(2.0–2.4) |
1.5
(1.4–1.7) |
2.0
(1.9–2.0) |
2.0
(1.9–2.1) |
2.0
(1.9–2.0) |
2.0
(1.9–2.1) |
2.0
(1.9–2.1) |
Abscess | ||||||||
Admission rate | 491.0 | 59.6 | 22.2 | 65.8 | 41.2 | 34.5 | 33.0 | 38.8 |
Rate ratio (95% CI) | 1.9 (1.8–1.9) | 1.6 (1.5–1.7) | 1.5 (1.4–1.7) | 2.1 (2.0–2.1) | 1.8 (1.7–1.9) | 1.7 (1.5–1.8) | 1.7 (1.5–1.8) | 1.5 (1.3–1.8) |
* Years are financial years, April 1 to March 31. CI, confidence interval.