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Acute skin toxicities reported. Acute toxicity substudy 1 – Worst acute CTCAE score according to treatment.
| Worst RTOG grade (on or post RT) | 40 Gy/15F | 27 Gy/5F | 26 Gy/5F |
|---|---|---|---|
| N = 44 | N = 51 | N = 52 | |
| N (%)a | N (%)a | N (%)a | |
| 0 | 0 | 2 (4) | 3 (6) |
| 1 | 14 (32) | 24 (47) | 32 (62) |
| 2 | 24 (55) | 20 (39) | 14 (27) |
| 3 | 6 (14) | 5 (10) | 3 (6) |
| 4 | 0 | 0 | 0 |
| Percentage of RTOG grade 3+ (upper limit of one-sided 95% CI) | 13.6 (25.2)% | 9.8 (19.5%) | 5.8 (14.2)% |
Percentages calculated from those evaluable.
