AFP and neoplasm: Additionally, tumor stage (IV vs I stage, HR: 4.92, 95% CI 1.62–14.97), AFP (<20 vs ≥20, HR: 0.53, 95% CI 0.33–0.85), and CEA (<5 vs ≥5, HR: 0.53, 95% CI 0.33–0.88) were found to be independent prognostic factors for DFS in the multivariate analysis (Table 2 and Fig. S3).