CXCL13 and hepatocellular carcinoma: CXCL13 level (median value: 78.53 pg/ml) was highly correlated with recurrence-free survival, but not overall survival, in HCC patients (log-rank test: P = 0.011, Gehan-Breslow-Wilcoxon test: P = 0.026, (Figure 7A and 7B).