718-719 / 2351
Larynx Preservation
100
60
70
80
90
Logrank test* p=.10
Hazard ratio 0.79 CI (0.60-1.05)
*: censoring for the competing risk of death
30
40
50
(years)
0
2
4
6
8
10
0
10
20
O N
Number of patients at risk :
107 224
105
64
28
12
94 226
117
73
39
18
Sequential
Alternating
SEQ (N)
ALT (N)
Speaking: Intelligible /sociable
125
145
Swallowing: Normal diet, intake
111
135
Breathing: No dyspnea
111
131
Of patients without laryngectomy at their last report of functioning.
Lefebvre et al.
ASCO
2007. Abstract LBA6016.