Fig. 3

Association of CSC gene expression signature with HPV status in the three independent HNSCC cohorts (TCGA, Leipzig and FHCRC). a-b The 5-year OS rates for the CSC-HR and CSC-LR subgroups in patients with HPV ( +) and HPV (–) HNSCC were depicted using Kaplan–Meier plots (n = 128 and 578; p = 0.2 and 0.003, respectively). *p < 0.05