1134-1135 / 2063
0 6 12 18 24 30 36 42 48 54 60
Time after treatment (months)
0
20
40
60
80
100
Loco-regional control (%)
(heavy)
59%
65%
0 6 12 18 24 30 36 42 48 54 60
Time after treatment (months)
0
20
40
60
80
Overall survival (%)
45%
39%
(moderate)
(no smoking)
66%
52%
Radiotherapy treatment of Head and Neck Carcinoma (233 pts)
DAHANCA
(no smoking)
(moderate)
(heavy)
p=0.002
p=0.008
Smoking and treatment outcome