High PD-L1 expression (TPS ≥ 50) was observed in 38.8% of patients, and it was more prevalent in 29 female patients (38.7%), smokers in 59 cases (78.7%), stage IV tumors in 44 cases (58.7%), and stage III tumors with 28 (37.3%) cases have high tumor expression. Here, CD274 is linked to neoplasm.