ERBB2 and neoplasm: The analyses revealed significant associations between age and poor OS (hazard ratio [HR] = 1.11; 95% confidence interval [CI] 1.04–1.18; P = 0.002), lymphovascular invasion and poor DSS (HR = 33.66; 95% CI 3.05–371.25; P = 0.004), and HER2 overexpression and tumor recurrence (HR = 3.97; 95% CI 1.30–12.14; P = 0.016)(Table 3).