IMRT 2018
RTOG 0617: Local Tumor Failure
100
Fail
Total 213 206
65 81
Standard (60 Gy) High dose (74 Gy)
75
18-Month Local Progression Rate
HR=1.37 (0.99, 1.89)
p=0.0319
50
34.3%
25.1%
25
Local Progression Rate (%)
0
0
3
6
9
12 15 18
Months since Randomization
Patients at Risk Standard High dose
213 206
205 197
187 170
165 134
137 105
113 80
85 62
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