Table 1.
Characteristics of patients
| Control (n = 1560) |
Intervention (n = 1700) | |
|---|---|---|
| n (%) | n (%) | |
| Patients | ||
| Total No. | 1560 | 1700 |
| Age (mean, SD) | 60.3 (16.9) | 59.4 (17.6) |
| Sex (female) | 604 (38.7) | 644 (37.9) |
| Operative status | ||
| Non-operative | 908 (58.2) | 1078 (63.4) |
| Post-operative | 650 (41.7) | 621 (36.5) |
| APACHE II (mean, SD) | 23.9 (8) | 25.2 (7.9) |
| APACHE III diagnostic categories | ||
| Respiratory | 384 (24.7) | 389 (22.9) |
| Neurologic | 273 (17.5) | 238 (14) |
| Vascular/cardiovascular | 237 (15.2) | 101 (5.9) |
| Gastrointestinal | 185 (11.9) | 235 (13.8) |
| Cardiovascular | 118 (7.6) | 124 (7.3) |
| Trauma | 116 (7.5) | 269 (15.8) |
| Sepsis | 105 (6.7) | 130 (7.7) |
| Metabolic | 46 (2.9) | 33 (1.9) |
| Other medical diseases | 39 (2.5) | 98 (5.8) |
| Hematologic | 16 (1.03) | 27 (1.5) |
| Renal disease | 7 (0.4) | 8 (0.4) |
| Gynecologic | 4 (0.3) | 17 (1) |
| Number of comorbidities | ||
| 0 | 472 (30.3) | 625 (36.8) |
| 1 | 563 (36.1) | 529 (31.1) |
| ≥ 2 | 525 (33.7) | 546 (32.1) |
SD standard deviation