In contrast, PD-L1 expression of CPS≥1 was not associated with BMI (p=0.968), sex (p=0.729), diabetes (p=0.338), tumor location (p=0.116), histology (p=0.691), grade (p=0.088), tumor depth (p=0.196), lymph node stage (p=0.482), metastasis stage (p=0.299), S-100 (p=0.340), D-240 (p=0.802), dMMR status (p=0.979), or HER-2 status (p=0.055). Here, CD274 is linked to diabetes mellitus.