Table 3.
Survival by RTOG-RPA risk class in our cohort (A) compared to Curran et al. [3] (B)
| Class (number of patients) | Median survival, months (IQ range) | 2-Year survival % |
|---|---|---|
| (A) | ||
| I (25) | 31.0 (18.7–47.2) | 93.8 |
| II (7) | 27.5 (16.4–45.6) | 66.7 |
| III (8) | 25.0 (17.4–32.0) | 66.7 |
| IV (40) | 17.7 (12.4–23.7) | 31.3 |
| V (62) | 10.8 (5.9–16.9) | 11.5 |
| VI (17) | 6.4 (4.9–11.2) | 6.3 |
| (B) | ||
| I (139) | 58.6 | 76 |
| II (34) | 37.4 | 68 |
| III (175) | 17.9 | 35 |
| IV (457) | 11.1 | 15 |
| V (395) | 8.9 | 6 |
| VI (263) | 4.6 | 4 |
RTOG-RPA risk groups II and IV were excluded from further analysis due to small sample size