Clinical-pathologic features | Number of cases | |
---|---|---|
Gender | Male | 72 |
Female | 28 | |
Age (year) | Median | 63.4 |
Range | 42 to 74 | |
Tumor site | Upper | 12 |
Midpiece | 74 | |
Lower | 14 | |
Histological types | Squamous cell carcinoma | 100 |
Differentiation | Moderate | 82 |
Poor | 18 | |
Follow-up 27 (3 years) | Survival | 86 |
Deceased | 14 | |
TNM stage | 0 | 2 |
I | 11 | |
IIa | 37 | |
IIb | 39 | |
III | 9 | |
IV | 2 |