#Patients (percent)

Total number of patients

40

Age

 

     Mean

57.4

     Range

44-76

Sex

 

     Female

3 (7.5)

     Male

37 (92.5)

Primary tumor sites

 

     Oropharynx

31 (77.0)

     Larynx

3 (7.5)

     Unknown primary

3 (7.5)

     Hypopharynx

2 (5.0)

     Oral cavity

1 (2.5)

T (tumor stage)

 

     Tx

3 (7.5)

     T1

4 (10.0)

     T2

4 (10.0)

     T3

   5 (12.5)

     T4

  24(60.0)

N (lymph node stage)

 

     N0

3 (7.5)

     N1

2 (5.0)

     N2

11 (27.5)

     N3

24 (60.0)

Stage

 

     III

1 (2.5)

     IVa

12 (30.0)

     IVb

27 (67.5)

 

 

Table 1: Patient characteristics.