Table 4. Local-regional control rate of 111 patients with supraglottic carcinoma.

Subregions	Cases	2-year (%)	5-year (%)	P
Epiglottis	27	70.4	59.3	0.026
Ventricular bands	23	78.3	78.3
Aryepiglottic fold	27	70.4	37.0
Ventricle	34	52.9	38.2