CD274 and Decreased total neutrophil count: However, in Bayesian ranking, the risk of PD‐L1 inhibitors + chemotherapy occurring was least in the occurrence of any grade of AE; yet the risk of PD‐L1 inhibitors + chemotherapy occurring was greatest in grade ≥ 3 AE, with treatment‐related neutropenia of any grade, and neutropenia of grade ≥ 3.