588 / 1840
70
80
90
100
Local Control
At 5 years:
EORTC
10
20
30
40
50
60
p=0.0001, HR=0.59, 99%CI: (0.43 - 0.81)
No boost: 93.2% (92.2 - 94.3)
Boost : 95.7% (94.8 - 96.6)
(years)
0
2
4
6
8
10
12
0
O N
182
2657
2546
4
1734
748
127
1
109
2661
2501
1761
749
143
0
CR No Boost
CR 15 Gy