Proteinuria

Total

A1

A2

A3

Stage

Description

eGFR

ml/min/1.73m²

Optimal

High <30 mg/g

<3 mg/mmol

High 30 - 300 mg/g

3 - 30 mg/mmol

Most high or nephrotic > 300 mg/g

>30 mg/mmol

1

Kidney damage with normal or ↑ GFR

≥90

31 (9.7%)

28 (8.8%)

10 (3.1%)

69 (21.6%)

2

Kidney damage with mild ↓ GFR

60 - 89

6 (1.9%)

25 (7.8%)

20 (6.2%)

51 (15.9%)

3a

Light to moderate

45 - 59

5 (1.6%)

15 (4.7%)

23 (7.2%)

43 (13.4%)

3b

Moderate to severe

30 - 44

6 (1.9%)

8 (2.5%)

22 (6.9%)

36 (11.2%)

4

Severe ↓ GFR

15 - 29

4 (1.2%)

10 (3.1%)

54 (16.9%)

68 (21.2%)

5

Kidney failure

<15

2 (0.6%)

3 (0.9%)

48 (15.0%)

53 (16.6%)

Total

54 (16.9%)

89 (27.8%)

177 (55.3%)

320 (100.0%)