|
Patient characteristics |
||
| Parameter/characteristic |
Cases (n = 55) |
Controls (n = 55) |
|
|
||
| At admission |
||
| Age (years; mean ± SD] |
59.9 ± 18.2 |
60.3 ± 17.5 |
| Male (n [%]) |
31 (56) |
33 (60) |
| SAPS II (mean ± SD) |
37.2 ± 15.3 |
37.4 ± 14.7 |
| Transfer from other wards (n [%]) |
48 (87) |
49 (89) |
| Diabetes mellitus (n [%]) |
12 (21) |
13 (23) |
| Prior antibiotic treatment* (n [%]) |
40 (72) |
15 (27) |
| Admission category (n [%]) |
||
| Medical |
39 (70) |
39 (70) |
| Surgical |
16 (29) |
16 (29) |
| Primary diagnosis for admission (n [%]) |
||
| Community-acquired pneumonia |
12 (21) |
12 (21) |
| Cellulitis |
12 (21) |
12 (21) |
| Septic shock |
10 (18) |
10 (18) |
| Congestive heart failure |
7 (12) |
7 (12) |
| Peritonitis |
4 (7) |
4 (7) |
| Acute respiratory distress syndrome |
4 (7) |
4 (7) |
| Other |
6 (10) |
6 (10) |
| Organ failure (n [%]) |
||
| Cardiac |
11 (20) |
17 (30) |
| Respiratory |
38 (69) |
41 (74) |
| Renal |
14 (25) |
10 (18) |
| Neurologic |
12 (21) |
19 (34) |
| Digestive |
3 (5) |
5 (9) |
| During hospitalization |
||
| Tracheostomy† (n [%]) |
12 (21) |
5 (9) |
| Antibiotic treatment‡ |
||
| n (%) |
55 (100) |
43 (78) |
| Duration (days; mean ± SD) |
13.3 ± 11.5 |
5.8 ± 9.2 |
| Antibiotic days/1000 ICU-days |
485 |
330 |
|
*P = 0.006, †P = 0.056 and ‡P < 0.001 (cases/controls) by univariate analysis. ICU, intensive care unit; SAPS, simplified acute physiology score; SD, standard deviation. | ||
Nseir et al. Critical Care 2005 9:R238 doi:10.1186/cc3508 |
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