Table 2.

Patient characteristics

Characteristics	No. of patients
Total no. patients	45
Gender
Male	39
Female	6
Age
Median (range)	66 (44–90)
Tumor stage (from [3])
Stage I	27
Stage II	18
Tumor differentiation
Well	5
Moderately	15
Poorly	5
Unknown	20
Subsite
Pyriform sinus	35
Posterior wall	6
Postcricoid region	4