. Author manuscript; available in PMC: 2018 Jan 25.

Published in final edited form as: J Funct Morphol Kinesiol. 2018 Jan 5;3(1):5. doi: 10.3390/jfmk3010005

Table 1.

Stages and classes of chronic kidney disease.

Stage	GFR Level (mL/min/1.73 m²)	Description
1	90 or above	Kidney damage that includes normal or high GFR
2	60–89	Kidney damage that includes slightly decreased GFR
3A	45–59	Moderate CKD with mild-moderate decrease in GFR
3B	30–44	Moderate CKD with moderate-severe decrease in GFR
4	15–29	Severe CKD with severe decrease in GFR
5	<15	End stage renal disease/kidney failure where dialysis in required

GFR, glomerular filtration rate; CKD, chronic kidney disease.