At present, all over the world, about one hundred thousand uraemic patients, which is about 15 precent of the total dialysis population are accepting peritoneal dialysis treatment.

腹膜析是通过腹膜这层天然的生物膜，腹腔中的腹液和腹膜细血管内的血液之间进行水和溶质转运与交换的过程。目前全世界有10万名终末期析患者接受腹膜析治疗，析人口总数的15%。