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Multivariate Analysis of Overall Survival after Preoperative Chemoradiation*
| Parameter | Hazard Ratio (95% CI) | p-value | |
|---|---|---|---|
| Pre-referral laparotomy | Negative | Ref. | 0.019 |
| Positive | 2.04 (1.13–3.69) | ||
| Postop chemotherapy | Negative | Ref. | 0.017 |
| Positive | 0.61 (0.37–1) | ||
| LNR | 0 | Ref. | - |
| 0.01–0.14 | 0.97 (0.69–1.33) | 0.45 | |
| ≥ 0.15 | 1.87 (1.32–2.67) | 0.002 |
Included in multivariate model but not significant: anatomic classification, CA19-9, perineural invasion
