Fig. 4

Kaplan–Meier curves of disease-free survival for the high-risk group (A) and low-risk group (B) stratified on CC-CCD levels (< 160 mg/m2 vs. ≥ 160 mg/m2). CC-CCD cumulative cisplatin dose during concurrent chemoradiotherapy
Kaplan–Meier curves of disease-free survival for the high-risk group (A) and low-risk group (B) stratified on CC-CCD levels (< 160 mg/m2 vs. ≥ 160 mg/m2). CC-CCD cumulative cisplatin dose during concurrent chemoradiotherapy