There was a negative correlation between IFNAR1 and CD8 expression (r = −0.228, P = 0.010, Fig. 2b) or between IFNAR1 and CD56 expression (r = −0.279, P = 0.039, Fig. 2d) in 53 HNSCC patients. Here, NCAM1 is linked to head and neck squamous cell carcinoma.