CD274 and neoplasm: The T-PD-L1 (+) phenotype was closely associated with a diffuse or mixed tumor type according to the Lauren classification (p = 0.033), less frequent lymphatic invasion (p = 0.002), lower TNM stage (p = 0.030), and a high immunoscore (p = 0.003) compared with T-PD-L1 (−) phenotype (Table 2).