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Kaplan–Meier-estimated PFS and OS curves in HCC patients with PM receiving different therapies. (A) PFS before PSM; (B) OS before PSM; (C)PFS after PSM; (D)OS after PSM.
Abbreviations: PFS, progression-free survival; OS, overall survival; HCC, hepatocellular carcinoma; PM, pulmonary metastases; PSM, propensity score matching; HR, hazard ratio; CI, confidence interval; S+L, sintilimab combined with lenvatinib; RT+S+L, radiotherapy combined with sintilimab and lenvatinib.
