CNTN1 and hepatocellular carcinoma: As well, CNTN1 expression was found to be an independent prognostic factor for OS (hazard ratio 2.383, 95% confidence interval 1.262–4.503; p = 0.007) and DFS (disease free survival) (hazard ratio 2.356, 95% confidence interval 1.370–4.049; p = 0.002) in HCC patients.