Table 3.
Role of chemotherapy related to cancer-specific survival (CSS) and overall survival (OS) in stratified Cox regression analysis.
| Surgery style | CSS | OS | |||||
|---|---|---|---|---|---|---|---|
| No chemotherapy | Chemotherapy | No chemotherapy | Chemotherapy | ||||
| HR | P value | HR | P value | ||||
| No surgery | Reference | 0.76 (0.60, 0.97) | 0.026 | Reference | 0.48 (0.35, 0.66) | < 0.001 | |
| Local tumor excision/segmental resection | Reference | 1.31 (0.79, 2.16) | 0.293 | Reference | 0.99 (0.59, 1.68) | 0.975 | |
| Lobectomy/hepatectomy | Reference | 0.85 (0.53, 1.35) | 0.481 | Reference | 0.74 (0.46, 1.19) | 0.213 | |
Adjustment factors: Age; Sex; Race; Marital status; Insured status; Year at diagnosis; Grade; Tumor size; AJCC stage; radiotherapy.