ERBB3 and neoplasm: Her3 membranous staining positive (hazard ratio, 1.51; 95% confidence interval, 1.01-2.23; P = 0.040), age (hazard ratio, 1.02; 95% confidence interval, 1.01-1.03; P = 0.001) and primary tumor site were independent prognostic predictors (Table 4).