Table 1.
Demographic and clinical characteristics of study group
| Factor | Study group (n = 62) | |
|---|---|---|
| Gender | Male | 51 (82.2%) |
| Female | 11 (17.8%) | |
| Age, median (range) | 63 (42–87) | |
| ≥ 63 | 32 (48.4% | |
| < 63 | 30 (51.6%) | |
| Histopathological diagnosis | Squamous cell carcinoma | 57 (91.9%) |
| Other | 5 (8.1%) | |
| Tumour location | Upper throat | 17 (27.4%) |
| Lower throat | 45 (72.6%) | |
| Larynx | 34 (54.8%) | |
| Others | 28 (45.2%) | |
| T stage | T1 | 2 (3.2%) |
| T2 | 9 (14.5%) | |
| T3 | 15 (24.2%) | |
| T4 | 36 (58.1%) | |
| N stage | Nx | 2 (3.2%) |
| N0 | 18 (29%) | |
| N1 | 6 (9.7%) | |
| N2 | 32(51.6%) | |
| N3 | 4 (6.5%) | |
| M stage | Mx | 3(75%) |
| M1 | 1 (25%) | |
| Disease stage | I | 2 (3.2%) |
| III | 12 (19.4%) | |
| IVA | 40 (64.5%) | |
| IVB | 3 (4.8%) | |
| IVC | 5 (8.1%) | |
| Performance status (PS) | ≤ 1 | 55 (88.7%) |
| > 1 | 7 (11.3%) | |
| Type of treatment | Neoadjuvant chemotherapy | 10 (16.1%) |
| Prior surgical treatment | 44 (71%) | |
| Concurrent chemotherapy | 24 (38.7%) | |
| Alcohol consumption | Yes | 28 (45.2%) |
| No | 34 (54.8%) | |
| Smoking status | Smoker | 52 (83.9%) |
| Non-smoker | 10 (16.1%) | |
| Current smoker | 45 (86.5%) | |
| Former smoker | 7 (13.5%) | |