Table 1. Demographics and Comorbidities Associated with 4,152 Hepatic Rresections.
| Patient data | Number |
|---|---|
| Age, y (range) | 61 (51-70) |
| Sex, % male | 53% |
| BMI, kg/m2 (IQR) | 26 (23-30) |
| Comorbidity, n (%) | |
| 1 | 620 (14.9%) |
| 2 | 278 (6.7%) |
| ≥3 | 113 (2.7%) |
| Smoking history | 2671 (64.3%) |
| Chronic hepatitis B or C | 186 (4.5%) |
| ASA score (n=2,270) | |
| 1 | 17 (0.7%) |
| 2 | 1056 (46.5%) |
| 3 | 1197 (52.7%) |
| Preoperative, n (%) | |
| Bilirubin, mg/dL (n=4,043) | |
| 0-1 | 3579 (88.5%) |
| 1.1-2 | 348 (8.6%) |
| 2.1-3 | 44 (1.1%) |
| 3.1-10 | 43 (1.1%) |
| >10 | 29 (0.7%) |
| Albumin, g/dL | |
| <4 | 1020 (24.6%) |
| <3.5 | 249 (6.0%) |
| Platelets | |
| <150,000/uL | 539 (13.0%) |
| <100,000/uL | 76 (1.8%) |
| Hgb | 13 (12-14) |
| Neoadjuvant chemotherapy | 1414 (34.0%) |
| Metastatic colorectal cancer | 2476 (59.6%) |
| Primary liver | 623 (15.0%) |
| Extrahepatic biliary | 334 (8.0%) |
IQR, interquartile range; ASA, American Society of Anesthesiologists; Hgb, hemoglobin.