Table 2.
Distribution of risk factors in the control group and the Pocs group.
| Risk factors | Total | Control group (Clavien-Dindo 1) | Pocs group (Clavien-Dindo > 1) |
|---|---|---|---|
| Abnormal ECG | 188 | 168 (89.4%) | 20 (10.6%) |
| Previous thromboembolism | 17 | 16 (94.1%) | 1 (5.1%) |
| Untreated hypertension or hypertension therapy | 247 | 227(91.9%) | 20 (8.1%) |
| Previous myocardial infarction without residual ischemia | 26 | 26 (100%) | 0 (0%) |
| Stable or controlled angina | 21 | 19 (90.5%) | 2(9.5%) |
| Compensated heart failure or previous heart failure | 21 | 20 (95.2%) | 1(4.5%) |
| Diabetes mellitus | 64 | 57 (89%) | 7(11%) |
| Neoplasticdisease | 308 | 277(89.9%) | 31(10.1%) |
| Transfusion in pre-operative period (> 4 units) | 9 | 7 (77.7%) | 2(22.3%) |
| Previous transient ischemic attack (TIA)/stroke | 22 | 21 (95.5%) | 1(4.5%) |
| Smoking addiction and/or drug addiction | 180 | 165 (91.6%) | 15 (8.4%) |
| BMI > 25/< 18, weight loss > 10%, plasma proteins < 7 g/dl | 277 | 255 (92%) | 22 (8%) |
| Creatinine > 1.5 mg/dl | 45 | 41 (91%) | 4 (9%) |
| Steroid use | 29 | 25 (86%) | 4 (14%) |
| Prevision of prolonged surgery | 12 | 8 (66.6%) | 4 (33.4%) |
| History of COPD/dyspnea | 99 | 89 (89.9%) | 10 (10.1%) |
| Decompensated heart failure | 2 | 1 (50%) | 1 (50%) |
| Symptomatic valvular disease | 0 | 0 | 0 |
| Severearrhythmias: | 0 | 0 | 0 |
| Endocrine surgery (no pheochromocytoma) | 1 | 1 (100%) | 0 (0%) |
| Gynecological surgery | 4 | 3 (75%) | 1 (25%) |
| Minor urological surgery | 158 | 153 (96.8%) | 5 (3.2%) |
| Abdominal surgery | 249 | 223 (89.5%) | 26 (10.5%) |
| Thoracic surgery | 1 | 1(100%) | 0 (0%) |
| Head and neck surgery | 11 | 11(100%) | 0 (0%) |
| Lung/kidney transplant | 1 | 1 (100%) | 0 (0%) |
| Mayor urological surgery | 74 | 68(91.9%) | 6 (8.1%) |
| Pheochromocytoma | 1 | 1 (100%) | 0 (0%) |
| Pancreas/liversurgery | 24 | 19 (79.2%) | 5 (20.8%) |
| Emergency abdominal surgery | 2 | 0 (0%) | 2(100%) |
| Open surgery | 142 | 125 (88%) | 17(22%) |
| laparoscopic surgery | 143 | 132 (92.3%) | 11(7.7%) |
| Robotic surgery | 89 | 81 (91%) | 8(9%) |
| Endoscopicsurgery | 152 | 146 (96.7%) | 6(3.3%) |
For layout reasons, some risk factors descriptions have been abbreviated with respect to Table 1.