Table 1 Clinical characteristics of patients included.
Characteristics | No. of patients (n = 20) |
|---|---|
Gender | |
 Male | 20 (100%) |
Age (years) | |
  ≤ 60 | 5 (25%) |
  > 60 | 15 (75%) |
Primary site | |
 Larynx | 18 (90%) |
 Hypopharynx | 2 (10%) |
T stage | |
 2 | 6 (30%) |
 3 | 10 (50%) |
 4 | 4 (20%) |
N stage | |
 0 | 10 (50%) |
 1 | 4 (20%) |
 2 | 6 (30%) |
M stage | |
 0 | 20 (100%) |
Clinical staging | |
 II | 3 (15%) |
 III | 10 (50%) |
 IV | 7 (35%) |
Grading | |
 G1 | 2 (10%) |
 G2 | 16 (80%) |
 G3 | 2 (10%) |