|
Predisposing factors and underlying diseases of bacteraemia |
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| Predisposing factor |
All patients |
S. aureus |
Str. pneumoniae |
β-haemolytic streptococci |
E. coli |
p-value |
| N = 149 |
N = 41 |
N = 42 |
N = 23 |
N = 43 |
||
| n (%) |
n (%) |
n (%) |
n (%) |
n (%) |
||
|
|
||||||
| Obesitya |
27 (23.7) |
9 (25.7) |
4 (16.7) |
6 (31.6) |
8 (22.2) |
0.698 |
| Current smoker or ex-smokerb |
66 (48.5) |
18 (48.6) |
26 (65.0) |
11 (57.9) |
11 (27.5) |
0.007 |
| Alcohol abuse |
24 (16.1) |
5 (12.2) |
9 (21.4) |
6 (26.1) |
4 (9.3) |
0.211 |
| Type 1 diabetes |
5 (3.4) |
1 (2.4) |
- |
- |
4 (9.3) |
0.1 |
| Type 2 diabetes |
29 (19.5) |
9 (22.0) |
5 (11.9) |
4 (17.4) |
11 (25.6) |
0.426 |
| COPD |
8 (5.4) |
- |
5 (11.9) |
2 (8.7) |
1 (2.3) |
0.053 |
| Haematological malignancy |
11 (7.4) |
2 (4.9) |
3 (7.1) |
1 (4.3) |
5 (11.6) |
0.723 |
| Solid malignancy |
15 (10.1) |
6 (14.6) |
3 (7.1) |
1 (4.3) |
5 (11.6) |
0.589 |
| Rheumatoid arthritis |
7 (4.7) |
5 (12.2) |
- |
1 (4.3) |
1 (2.3) |
0.034 |
| Liver cirrhosis |
4 (2.7) |
2 (4.9) |
- |
1 (4.3) |
1 (2.3) |
0.511 |
| Cardiac diseasec |
44 (29.5) |
14 (34.1) |
10 (23.8) |
6 (26.1) |
14 (32.6) |
0.705 |
| McCabe II or IIId |
24 (16.1) |
8 (19.5) |
5 (11.9) |
2 (8.7) |
9 (20.9) |
0.462 |
| Corticosteroid treatmente |
18 (12.1) |
6 (14.6) |
4 (9.5) |
2 (8.7) |
6 (14.0) |
0.857 |
| Chronic diseasef |
117 (78.5) |
33 (80.5) |
27 (64.3) |
17 (73.9) |
40 (93.0) |
0.013 |
| Age >60 years |
78 (52.3) |
21 (51.2) |
20 (47.6) |
10 (43.5) |
27 (62.8) |
0.391 |
| Male sex |
79 (53.0) |
28 (68.3) |
24 (57.1) |
14 (60.9) |
13 (30.2) |
0.003 |
| Nosocomial infection |
30 (20.1) |
16 (39.0) |
4 (9.5) |
3 (13.0) |
7 (16.3) |
0.004 |
|
a(BMI >30), data available from 114 patients bData available from 136 patients cCoronary artery disease, valvular disease or documented heart failure dMcCabe class II or III: ultimately fatal or rapidly fatal disease eCorticosteroids used in a dose of over 5 mg per day during one month prior to the episode of bacteraemia fAt least one chronic disease | ||||||
Huttunen et al. BMC Infectious Diseases 2007 7:13 doi:10.1186/1471-2334-7-13 |
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