Table 1.
The Baseline Patients’ Characteristics
| Characteristics | Results |
|---|---|
| Age (years) | 58 (36–72) |
| Histology, n (%) | |
| Squamous cell carcinoma | 23 (88.5%) |
| Adenocarcinoma | 2 (7.7%) |
| Adenosquamous carcinoma | 1 (3.8%) |
| Differentiation | |
| Unknown | 14 (53.8%) |
| I-II | 6 (23.1%) |
| III | 6 (23.1%) |
| Metastatic or recurrent sites, n (%) | |
| Lymph nodes | 16 (61.5%) |
| Lung | 9 (34.6%) |
| Bone | 7 (26.9%) |
| Liver | 5 (19.2%) |
| Pelvic | 5 (19.2%) |
| Brain | 4 (15.4% |
| Rectum | 1 (3.8%) |
| Visceral metastasis, n(%) | |
| Yes | 15 (57.7%) |
| No | 11 (42.3%) |
| Prior therapy *n (%) | |
| Chemo+ Radiotherapy | 18 (69.2%) |
| Chemotherapy | 4 (15.4%) |
| Radiotherapy | 2 (7.7%) |
| No | 2 (7.7%) |
Note: *Prior treatment after the confirmation of metastasis or recurrence.
Abbreviation: n, number of patients.