ERCC1 and neoplasm: Besides SUVmax, p53 IHC score was significantly correlated with ERCC1 IHC score (R = -0.399, P = 0.001, also see Figure 3B), tumor differentiation (R = -0.605, P = 0.000, also see Figure 3E) or clinical stage (R = 0.321, P = 0.006, also see Figure 3C).