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The difference of survival rate between the radiotherapy group and the control group before and after the matching
| Before PSM | After PSM | |||
|---|---|---|---|---|
| Radiation | Control | Radiation | Control | |
| 3‐mo actuarial survival (%) | 78.1 | 49.6 | 78.1 | 52.5 |
| 6‐mo actuarial survival (%) | 55.0 | 30.4 | 55.0 | 31.0 |
| 1‐y actuarial survival (%) | 31.3 | 16.1 | 31.3 | 17.0 |
| 3‐y actuarial survival (%) | 12.1 | 4.3 | 12.1 | 4.4 |
| 5‐y actuarial survival (%) | 6.3 | 2.3 | 6.3 | 1.4 |
