Fig. 4

Significant correlation of EPB41L4A-AS2 with clinicopathological features and patient survival in HNSCC. a–c A negative relationship between EPB41L4A-AS2 expression and N classification, T classification, and tumor stage was found. d Low EPB41L4A-AS2 expression significantly correlated with patients with perineural invasion. e, f High EPB41L4A-AS2 expression was significantly positively associated with OS and RFS in HNSCC