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Cox regression analysis for risk factors predicting survival.
| p | HR | 95% CI | ||
|---|---|---|---|---|
| Lymph node involvement | 0.007 | 2.259 | 1.251 | 4.081 |
| Resection margin status | 0.005 | 5.238 | 1.632 | 16.819 |
| Pancreatobiliary subtype | 0.022 | 0.45 | 0.227 | 0.893 |
The following independent variables were included in the model: Age >65 years, diabetes, jaundice, weight loss, pain, tumor size, positive lymph node status, resection margin status, perineural sheet invasion, lymphangiosis, adjuvant chemotherapy and subtype.
