As shown in Table 2, after matching for age, sex, smoking history, hypertension history, and pathological classification with PD‐1:PD‐L1 = 2:1, 284 patients receiving PD‐1 therapy and 142 receiving PD‐L1 therapy were selected for the matching cohort, with baseline variables becoming comparable (Table S1). This evidence concerns the gene PDCD1 and Hypertension.