Table I.
Demographic data and surgical indications of the recruited patients
| Audit 1 | Audit 2 | Audit 3 | |
|---|---|---|---|
| Patient population (n) | 200 | 200 | 200 |
| Age (mean years±SD) | 69 ± 12 | 70 ± 12 | 68 ± 12 |
| Males (n) | 135 | 126 | 124 |
| Females (n) | 65 | 74 | 76 |
| Type of surgery (n, % total) | |||
| Intestinal | 54 (27.0%) | 66 (33.0%) | 72 (36.0%) |
| Pancreatic | 4 (2.0%) | 10 (5.0%) | 10 (5.0%) |
| Stomach | 14 (7.0%) | 22 (11.0%) | 20 (10.0%) |
| Hepatobiliary | 12 (6.0%) | 17 (8.5%) | 14 (7.0%) |
| Lung | 41 (20.5%) | 51 (25.5%) | 38 (19.0%) |
| Bladder and kidney | 34 (17.0%) | 19 (9.5%) | 17 (8.5%) |
| Prostate | 17 (8.5%) | 0 (0.0%) | 4 (2.0%) |
| Other | 24 (12.0%) | 15 (7.5%) | 25 (12.5%) |
n: number; SD: standard deviation.