Table 2 Basic information of enrolled patients
Characteristics | N (%) | Â |
|---|---|---|
Age (years) | 62 ± 8.47 |  |
Sex | Â | Â |
Male | 27(87.1%) | Â |
Female | 4(12.9%) | Â |
Histology of initial carcinomas | Â | Â |
Squamous cell carcinoma | 29(93.5%) | Â |
Low grade adenocarcinoma | 1(3.25%) | Â |
Myoepithelial carcinoma | 1(3.25%) | Â |
Clinical stage | Â | Â |
Stage I | 4(12.9%) | Â |
Stage II | 5(16.1%) | Â |
Stage III | 11(35.5%) | Â |
Stage IV | 11(35.5%) | Â |