CXCR2P1 and lung cancer: Through Kaplan-Meier curves, we found CXCR2P1-high group had prolonged OS in patients with metastatic urothelial carcinoma (Figure 3F, p < 0.0001) and prolonged PFS in patients with lung cancer (Figure 3E, p = 0.013) than those in CXCR2P1-low group.