Table 3.
Univariate analysis (chi-squared test) of preoperative clinical factors associated with complications of hepatectomy.
| Variable | Total (n) | Complications (n) | p-value |
|---|---|---|---|
| Previous history of surgery | 0.019 | ||
| Yes | 333 | 97 | |
| No | 1399 | 322 | |
| History of abdominal surgery without liver surgery | 0.011 | ||
| Yes | 320 | 95 | |
| No | 1412 | 324 | |
| Total bilirubin (μmol/L) | <0.001 | ||
| ≤21 | 1295 | 255 | |
| >21 | 437 | 164 | |
| Medical diseases requiring drug treatment | <0.001 | ||
| Yes | 192 | 138 | |
| No | 1489 | 281 | |
| Child–Pugh grade | <0.001 | ||
| A | 1552 | 349 | |
| B–C | 180 | 70 | |
| Extent of resection | 0.001 | ||
| Minor hepatectomy | 967 | 205 | |
| Major hepatectomy | 765 | 214 | |
| Pathological type | 0.006 | ||
| Malignant | 951 | 220 | |
| Benign | 682 | 199 | |
| Resection type | <0.001 | ||
| Anatomical | 531 | 98 | |
| Nonanatomical | 1201 | 321 | |
| Adjacent organ invasion | 0.002 | ||
| Yes | 18 | 10 | |
| No | 1714 | 409 | |
| Preoperative hospital stay (days) | 0.005 | ||
| ≤7 | 1203 | 268 | |
| >7 | 529 | 151 |