Table 1. Kidney Disease: Improving Global Outcomes (KIDGO) classification for chronic kidney disease.

GFR= glomerular filtration rate, ACR= Albumin-creatinine ratio

GFR classification
G1	GFR ≥ 90 mL/min/1.73 m2
G2	GFR 60-89 mL/min/1.73 m2
G3a	GFR 45-59 mL/min/1.73 m2
G3b	GFR 30-44 mL/min/1.73 m2
G4	GFR 15-29 mL/min/1.73 m2
G5	GFR 30-44 mL/min/1.73 m2
Albuminuria
A1	ACR < 30 mg/gm
A2	ACR 30-299 mg/gm
A3	ACR > 300 mg/gm