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，腹腔中的腹腹膜毛细管内的进行水溶质转运与交换的过程。目前全世界约有10万名终末期析患者接受腹膜析治疗，约占析人口总数的15%。