Table 2:
KDIGO classification of the stages of chronic kidney disease.
Stage
GFR (ml/min/1.73m2)
Terms
1
≥90
Normal or high
2
60-89
Mildly decreased
3a
45-59
Mildly to moderately decreased
3b
30-44
Moderately to severed decreased
4
15-29
Severely decreased
5
<15
Kidney failure