Table 3 Backward stepwise Cox proportional hazard model figures for 128 patients with pancreatic cancer.
| Covariate | Coefficient | χ2 | p Value | HR | 95% CI |
|---|---|---|---|---|---|
| Grade 1 | 12.138 | 0.002 | 1.0 | ||
| Grade 2 | 0.788 | 2.2 | 1.1 to 4.3 | ||
| Grade 3 | 1.246 | 3.5 | 1.7 to 7.1 | ||
| TNM stage 1 | 20.961 | <0.0001 | 1.0 | ||
| TNM stage 2 | 0.188 | 1.2 | 0.7 to 2.0 | ||
| TNM stage 3 | 0.395 | 1.5 | 0.8 to 2.7 | ||
| TNM stage 4 | 1.248 | 3.5 | 1.9 to 6.4 | ||
| COX‐2 | 0.484 | 5.562 | 0.018 | 1.6 | 1.1 to 2.4 |
| Age >62 years | 0.411 | 4.011 | 0.045 | 1.5 | 1.0 to 2.3 |
Tumour location, NS.
CI, confidence interval; COX‐2, cyclooxygenase‐2; HR, hazard ratio.