Table 3.
Fifteen-year survival probabilities of Dorr classes
| Time | Dorr grade | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | ||||||||||
| Probability | 95% confidence interval | Number failed | Number left | Probability | 95% confidence interval | Number failed | Number left | Probability | 95% confidence interval | Number failed | Number left | |
| 1 | 1.0000 | (1.0000, 1.0000) | 0 | 360 | 0.9992 | (0.9942, 0.9999) | 1 | 879 | 1.0000 | (1.0000, 1.0000) | 0 | 78 |
| 3 | 1.0000 | (1.0000, 1.0000) | 0 | 238 | 0.9992 | (0.9942, 0.9999) | 1 | 541 | 1.0000 | (1.0000, 1.0000) | 0 | 53 |
| 5 | 1.0000 | (1.0000, 1.0000) | 0 | 135 | 0.9992 | (0.9942, 0.9999) | 1 | 308 | 1.0000 | (1.0000, 1.0000) | 0 | 32 |
| 7 | 1.0000 | (1.0000, 1.0000) | 0 | 72 | 0.9947 | (0.9716, 0.9990) | 2 | 190 | 1.0000 | (1.0000, 1.0000) | 0 | 20 |
| 10 | 1.0000 | (1.0000, 1.0000) | 0 | 37 | 0.9947 | (0.9716, 0.9990) | 2 | 102 | 1.0000 | (1.0000, 1.0000) | 0 | 12 |
| 12 | 1.0000 | (1.0000, 1.0000) | 0 | 22 | 0.9947 | (0.9716, 0.9990) | 2 | 66 | 1.0000 | (1.0000, 1.0000) | 0 | 11 |
| 15 | 1.0000 | (1.0000, 1.0000) | 0 | 7 | 0.9947 | (0.9716, 0.9990) | 2 | 29 | 1.0000 | (1.0000, 1.0000) | 0 | 6 |