Table 1. Characteristics of the study group.
| Factor | Study group (n = 62) | |
|---|---|---|
| Gender | Male | 51 (82.25%) |
| Female | 11 (17.75%) | |
| Age, median (range) | 63 (42–87) | |
| Histopathological diagnosis | Squamous cell carcinoma | 57 (91.94%) |
| Other | 5 (8.06%) | |
| T stage | T1 | 2 (3.23%) |
| T2 | 9 (14.52%) | |
| T3 | 15 (24.19%) | |
| T4 | 36 (58.06%) | |
| N stage | Nx | 2 (3.23%) |
| N0 | 18 (29.03%) | |
| N1 | 6 (9.68%) | |
| N2 | 32 (51.61%) | |
| N3 | 4 (6.45%) | |
| M stage | Mx | 3 (75.00%) |
| M1 | 1 (25.00%) | |
| Overall stage | I | 2 (3.23%) |
| III | 12 (19.35%) | |
| IVA | 40 (64.52%) | |
| IVB | 3 (4.84%) | |
| IVC | 5 (8.06%) | |
| Type of treatment | Surgery + RTH | 28 (45.16%) |
| Surgery + chemoradiation | 17 (27.42%) | |
| RTH alone | 7 (11.29%) | |
| Induction CHTH + RTH | 3 (4.84%) | |
| Concurrent chemoradiation | 7 (11.29%) | |
| Alcohol consumption | Yes | 28 (45.16%) |
| No | 34 (54.84%) | |
| Tobacco smoking | Yes | 52 (83.87%) |
| No | 10 (16.13%) | |
| Current smoking | Yes | 45 (86.54%) |
| No | 7 (13.46%) | |