Table 4.
Multivariate analysis of survival predictors of rCC and lCC
| rCC | Hazard-ratio | CI 95% | p-value |
|---|---|---|---|
| ASA-Score | < 0.001 | ||
| I | 1.0 | ||
| II | 1.8 | 0.4–7.9 | 0.428 |
| III | 6.5 | 1.5–28.0 | 0.013 |
| IV | 16.0 | 2.1–123.5 | 0.008 |
| CEA (µg/l) | 0.031 | ||
| 0–5.0 | 1.0 | ||
| 5.1–20.0 | 1.8 | 0.9–3.4 | 0.081 |
| 20.1–100.0 | 2.4 | 1.1–5.4 | 0.034 |
| > 100.0 | 3.3 | 1.2–9.0 | 0.017 |
| Lymph node ratio | 0.004 | ||
| 0.0 | 1.0 | ||
| 0.01–0.29 | 2.3 | 1.3–4.1 | 0.006 |
| 0.30–0.59 | 3.6 | 1.5–8.7 | 0.004 |
| 0.60–1.0 | 5.3 | 1.7–16.1 | 0.003 |
| Grade | 0.007 | ||
| G1 | 1.0 | ||
| G2 | 3.8 | 0.5–28.5 | 0.189 |
| G3 | 3.6 | 0.5–28.2 | 0.223 |
| G4 | 120.6 | 6.7–2179.6 | 0.001 |
| lCC | Hazard-ratio | CI 95% | p-value |
|---|---|---|---|
| ASA-Score | 0.002 | ||
| I | 1.0 | ||
| II | 2.0 | 0.3–15.7 | 0.512 |
| III | 6.2 | 0.8–47.2 | 0.080 |
| IV | 8.9 | 0.9–91.9 | 0.068 |
| CEA (µg/l) | 0.001 | ||
| 0–5.0 | 1.0 | ||
| 5.1–20.0 | 2.8 | 1.2–6.2 | 0.013 |
| 20.1–100.0 | 5.4 | 2.4–12.4 | < 0.001 |
| > 100.0 | 3.0 | 0.9–10.0 | 0.075 |
| Type of operation | < 0.001 | ||
| Laparoscopy | 1.0 | ||
| Laparotomy | 2.3 | 1.0–5.5 | 0.053 |
| Conversion | 14.1 | 4.0–49.0 | < 0.001 |
| Clavien-Dindo | |||
| 0–II | 1.0 | ||
| III–IV | 2.9 | 1.5–5.5 | 0.001 |
rCC right-sided colon cancer, lCC left-sided colon cancer, ASA American Society of Anesthesiologists, CEA carcinoembryonic antigen, Clavien-Dindo Clavien-Dindo classification of surgical complications