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Results of Cox proportional hazard analysis in the total population
| Parameter | Hazard ratio (95% CI) | P‐value |
|---|---|---|
| Masaoka II vs. I | 3.83 (0.49–29.76) | <0.0001 |
| Masaoka III vs. I | 6.18 (0.79–48.06) | |
| Masaoka IV vs. I | 19.97 (2.47–161.25) | |
| Weight loss | 3.35 (1.66–6.75) | <0.0001 |
| Comorbidities | 3.27 (1.75–6.08) | 0.0011 |
| LDH activity (an increase of 20 IU) | 1.043 (1.019–1.067) | 0.0002 |
