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Subgroup Analysis of Disease-free Survival in TCM Group.
| Subgroup | No. of patients | HR (95% CI) | P |
|---|---|---|---|
| Fuzheng | 142 | 1 | 0.34 |
| Fuzheng+cytotoxic | 88 | 0.81 (0.53, 1.25) |
Adjusted by sex, age, smoking history, BMI, histologic type, AJCC stage, regional lymph nodes, poor differentiation, and radiotherapy.
