Table 1 Demographic and tumor related parameters of the 64 patients.

Age (years)

   Median (mean ± SD)

55 (56 ± 8)

   Range

38 – 71

Gender

   Male

55

   Female

9

Tumor site

   Oral cavity

19

   Nasopharynx

5

   Oro-/Hypopharynx

34

   Larynx

6

T-category

   T1

0

   T2

6

   T3

16

   T4

41

   Tx

1

N-category

   N0

7

   N1

6

   N2

35

   N3

8

   Nx

8

Grading

   G1

2

   G2

44

   G3

17

   Gx

1

UICC-stage

   III

8

   IV

56