CD274 and neoplasm: Results showed our RFC survival score preserved statistical significance (0.35 HR, CI: 0.12–0.97, p = 0.04) against age (2.69 HR, CI: 1.20–6.05, p = 0.02), volumetric change of total tumor burden (2.36 HR, CI: 0.67–8.22, p = 0.18), >1% PDL-1 expression (0.26 HR, CI: 0.03–2.22, p = 0.22), adenocarcinoma (0.34 HR, CI: 0.03–4.43, p = 0.41) and squamous subtype (0.14 HR, CI: 0.01–3.01, p = 0.21).