The main endpoints in this study.

Abbreviations: APD = abdominal paracentesis drainage; PCD = percutaneous catheter drainage; APD+PCD group = patients in this group treated with APD ahead of PCD; APD-alone group = patients in this group treated only with APD.* Significant difference.The main endpoints in this study.缩写说明：APD（abdominal paracentesis drainage，腹腔穿刺引流）；PCD（percutaneous catheter drainage，经皮导管引流）；APD+PCD组指先行APD治疗后再行PCD治疗的患者；APD-alone组指仅接受APD治疗的患者。* 统计学显著差异。本研究的主要终点。