There were no significant differences in five‐year OS and RFS rates between FAT1 low‐ and high‐expression subgroups, based on the Youden‐index threshold in the TCGA HNSCC cohort (P = 0.8 and 0.4, respectively; Fig. S2C,D). The gene discussed is FAT1; the disease is head and neck squamous cell carcinoma.