Fig. 1

Kaplan–Meier curves showing OS, DFS, LRFS, and DMFS rates comparing different groups (IC, CC, and IC + CC). OS: Overall survival, DFS: Disease-free survival, LRFS: Locoregional relapse-free survival DMFS: Distant metastasis-free survival, IC: Induction chemotherapy mode, CC: Consolidation chemotherapy mode, IC + CC: Induction + consolidation chemotherapy sandwich mode.