| Survival time | Survival Probability | Standard Error | N. of Cumulative Event |
| 1 | 0.861 | 0.021 | 36 |
| 2 | 0.822 | 0.024 | 44 |
| 3 | 0.800 | 0.026 | 48 |
| 4 | 0.778 | 0.029 | 51 |
| 7 | 0.761 | 0.032 | 52 |
| 11 | 0.729 | 0.044 | 53 |
| 16 | 0.669 | 0.071 | 54 |
| 18 | 0.594 | 0.094 | 55 |
| 22 | 0.446 | 0.147 | 56 |