Treatment PET response, pathological response and oncological outcomes
Tumor
REGRESSION, RECURRENCE, TUMOR
Abbreviations: IC-CRT: Intermediate-course chemoradiotherapy; LC-CRT: Long-course chemoradiotherapy; PET: Positron emission tomography; TRG: Tumor regression grade.The median follow-up duration was 50 months (3–77 months) in the IC-CRT group and 52.5 months (4-70 months) in the LC-CRT group. The oncological outcome parameters were also similar between the LC-CRT and IC-CRT groups, including rates of local recurrence (10.0% 