Fig. 2From: Clinicopathological factors influencing the outcomes of surgical treatment in patients with T4a hypopharyngeal cancerKaplan-Meier 5-year disease-specific survival curves according to extracapsular spread (a) and esophageal invasion (b). Extracapsular spread (p = 0.015) and esophageal invasion (p = 0.033) showed significant associations with 5-year disease-specific survivalBack to article page