343 / 1851
The IAEA-ACC Study
900 pts with head and neck carcinoma.
Overgaard et al. 2010
0 12 24 36 48 60
Time after treatment (months)
0
20
40
60
80
100
Disease-specific survival (%)
P=0.02
53%
39%
6 Fx
5 Fx
Disease-specific survial
All
Dead
5 Fx 448 206
6 Fx 452 167
0 12 24 36 48 60
Time after treatment (months)
0
20
40
60
80
100
Loco-regional control (%)
P=0.01
28%
41%
6 Fx
5 Fx
Loco-regional control
All
Failure
5 Fx 448 276
6 Fx 452 236