Italian uremic patients without diabetes older than 70 years with glomerular filtration rate of 5 to 7 mL/min (0.08 to 0.12 mL/s).

• 意大利的尿毒症患者，不包括70岁以上的糖尿病患者和肾小球虑过率5-7 mL/min (0.；08 to 0