Table 2.
Patient characteristics
| Mean age, years | 69±4.1 |
|---|---|
| Clinical stage | |
| T1 | 106 (58%) |
| T2 | 68 (37%) |
| T3 | 10 (5%) |
| Subjects at very high risk for VTE | 184 (100%) |
| Smokers | 52 (28%) |
| Obesity (BMI >25) | 55 (30%) |
| Varicose veins | 27 (15%) |
| ASA class | |
| 1 | 6 (3%) |
| 2 | 101 (55%) |
| 3 | 66 (36%) |
| 4 | 11 (6%) |
| Type of anesthesia | |
| General | 175 (95.5%) |
| Spinal supplemented by sedation | 9 (4.5%) |
| Duration of anesthesia | |
| <180 min | 162 (88%) |
| >180 min | 22 (12%) |
| SCD activity time | |
| Until postoperative day 1 | 6 (3%) |
| Until postoperative day 2 | 159 (87%) |
| Until postoperative day 3 | 19 (10%) |
Unless otherwise indicated the values are the number of patients with percentages in parentheses. VTE = Venous throm-boembolic events; ASA = American Society of Anesthesiology; SCD = sequential compression device; BMI = body mass index.