CD274 and neoplasm: In a multivariate analysis including PD-L1 expression (positive vs. negative), sTIL count (as a continuous variable), age, tumor size (T1 vs. T2/T3) NS nodal status (N− vs. N+), neither PD-L1 status (SP263 IHC) nor sTIL count was independently associated with pCR (Table 2).