Fig. 1: HCC tumor PD-L1 (SP142).

A Number (%) of patients with tumors positive for PD-L1. B Pie chart showing the distribution of PD-L1 values (IHC staining value (intensity %) and percentage of patients with each value. C Table showing the distribution of patients with PD-L1 value (IHC staining (intensity | %) in each group. HCC: Hepatocellular carcinoma; PD-L1: programmed death ligand 1; IHC: immunohistochemistry. PD-L1 categories: Tumors with a value of 0 were considered Negative; values 1 ( > 1%) and 2 (1-4%) were considered Low, and 2 + ( ≥ 5%) were considered High.