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Cox’s proportional hazards model of liver transplantation, HBV viral hepatitis, well differentiation grade predicting increased survival after pulmonary metastasectomy in patients with HCC
| Prognostic factors | Parameter estimate (β) | P | HR | 95% confidence interval |
| HBV viral hepatitis (vs no) | -0.33272 | 0.7674 | 0.717 | 0.079-6.504 |
| Well differentiation grade (vs poorly) | -0.7663 | 0.3007 | 0.465 | 0.109-1.984 |
| Liver transplantation (vs no) | 1.26672 | 0.1568 | 3.549 | 0.615-20.495 |
