| Survival time | Survival Probability | Standard Error | N. of Cumulative Event |
| 1 | 0.897 | 0.015 | 40 |
| 2 | 0.868 | 0.018 | 49 |
| 3 | 0.852 | 0.019 | 53 |
| 4 | 0.840 | 0.021 | 55 |
| 6 | 0.816 | 0.026 | 57 |
| 7 | 0.766 | 0.037 | 60 |
| 8 | 0.743 | 0.042 | 61 |
| 9 | 0.716 | 0.049 | 62 |
| 11 | 0.676 | 0.060 | 63 |
| 18 | 0.541 | 0.130 | 64 |