|
Characteristic
|
Number of patients (%)
|
|---|
|
Age, y
| |
|
Mean (Range)
|
59.6 (32–80)
|
|
Sex
| |
|
Male
|
31 (79.5 %)
|
|
Female
|
8 (20.5 %)
|
|
Tumour subsite
| |
|
Base of tongue
|
20 (51 %)
|
|
Tonsil
|
19 (49 %)
|
|
Stage
| |
|
I
|
3 (7.5 %)
|
|
II
|
8 (20.5 %)
|
|
III
|
5 (13 %)
|
|
IV
|
23 (59 %)
|
|
T Stage
| |
|
T1
|
9 (23 %)
|
|
T2
|
23 (59 %)
|
|
T3
|
7 (18 %)
|
|
T4
|
0 (0 %)
|
|
N stage
| |
|
N0
|
13 (33 %)
|
|
N1
|
3 (8 %)
|
|
N2a
|
5 (13 %)
|
|
N2b
|
13 (33 %)
|
|
N2c
|
2 (5 %)
|
|
N3
|
3 (8 %)
|
|
HPV status (n = 26)
| |
|
Positive
|
23 (88.5 %)
|
|
Negative
|
3 (11.5 %)
|
|
Smoking status (n = 37)
| |
|
Current smoker
|
6 (16 %)
|
|
Past smoker
|
20 (54 %)
|
|
Lifetime nonsmoker
|
11 (30 %)
|
