From: A novel surgical approach for hypopharyngeal carcinoma resection via the paraglottic space
Variable | No. of patients (%) |
---|---|
Sex | |
 Male | 384 |
 Female | 42 |
Age, years | |
  < 55 | 90 |
 55–65 | 222 |
  > 65 | 114 |
Smoking history | Â |
 Ever | 352 |
 Never | 74 |
Alcohol consumption | |
  > 50 g/d | 363 |
  < 50 g/d | 63 |
Neck dissection | |
 Unilateral | 238 |
 Bilateral | 188 |
Pathologic differentiation | |
 Well-differentiated | 90 |
 Moderately differentiated | 192 |
 Poorly differentiated | 144 |
Cervical metastasis | |
 Yes | 342 |
 No | 84 |