Table 4.
Univariate and multivariate analysis of disease-free survival
| Risk factors | Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | ||
| Age (very elderly/elderly) | 1.826 (1.467–2.274) | < 0.01** | 1.816 (1.579–2.088) | < 0.01** | |
| Sex (male/female) | 0.879 (0.729–1.060) | 0.178 | |||
| BMI (> / ≤ 22.6) | 0.888 (0.739–1.068) | 0.207 | |||
| Hypertension (yes/no) | 0.885 (0.728–1.075) | 0.217 | |||
| T2DM (yes/no) | 0.963 (0.747–1.240) | 0.769 | |||
| Tumor site (colon/ rectum) | 1.165 (0.970–1.399) | 0.103 | |||
| Tumor stage (I/II/III) | 1.788 (1.554–2.056) | < 0.01** | 1.816 (1.579–2.088) | < 0.01** | |
| Smoking (yes/no) | 1.114 (0.923–1.343) | 0.261 | |||
| Drinking (yes/no) | 1.019 (0.833–1.247) | 0.856 | |||
| CHD (yes/no) | 1.068 (0.749–1.522) | 0.716 | |||
| Overall complications (yes/no) | 1.500 (1.240–1.813) | < 0.01** | 1.379 (1.128–1.685) | 0.002** | |
| Major complications (yes/no) | 1.992 (1.350–2.939) | 0.001** | 1.902 (1.259–2.874) | 0.002** | |
HR, Hazard ratio; CI, confidence interval; BMI, body mass index; T2DM, type 2 diabetes mellitus; CHD, coronary heart disease
* P-value < 0.05, ** P-value < 0.01