CD274 and nonpapillary renal cell carcinoma: Furthermore, given the Cox multivariate analyses in which PD‐L1, B7‐H4, regional lymph node involvement, and metastasis had significant impact on shorter overall survival, it might be possible to provide a better prognostic model using PD‐L1, B7‐H4 with either lymph node status or metastatic status for ccRCC patients.