Table 1.
Clinical characteristics of the 77 patients with locoregionally advanced HPSCC involved in this study.
| Characteristics | Number of Patients (%) |
|---|---|
| Gender | |
| Male | 71 (92.2) |
| Female | 6 (7.8) |
| Age (years old) | |
| ≥58 | 47 (61.0) |
| <58 | 30 (39.0) |
| Peripheral invasion* | |
| Yes | 55(71.4) |
| No | 22 (28.6) |
| Total stage (AJCC eighth edition) | |
| II/III/IVA | 55 (71.4) |
| IVB | 22 (28.6) |
AJCC, American Joint Committee on Cancer; HPSCC, hypopharyngeal squamous cell carcinoma. *Peripheral invasion: tumor invaded structures surrounding hypopharynx, such as larynx, trachea, oropharynx, and esophagus, et al.