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目的利用逆概率加权法来控制选择性偏差,比较经导管肝动脉化学栓塞术(TACE)、射频消融术(RFA)和肝切除术(HR)治疗小单结节肝细胞癌的有效性。材料与方法
Objective To control the selectivity bias by using the inverse probability weighting method and compare the effectiveness of transcatheter hepatic arterial chemoembolization (TACE), radiofrequency ablation (RFA) and hepatectomy (HR) in the treatment of small solitary nodular hepatocellular carcinoma. Materials and Methods