Diagnosis
2
Table 1. Classification of Albuminuria and Proteinuria
Measurement
Normal to Mildly
Increased (A1)
Moderately
Increased (A2)
Severely
Increased (A3)
AER, mg/24 h <30 30-300 >300
PER, mg/24 h <150 150-500 >500
ACR mg/mmol <3 3-30 >30
ACR mg/g <30 30-300 >300
PCR mg/mmol <15 15-50 >50
PCR mg/g <150 150-500 >500
Protein reagent
strip
Negative or trace Trace to 1+ 1+ or greater
Adapted from the Kidney Disease: Improving Global Outcomes Guidelines (KDIGO) Chronic
Kidney Disease Work Group. Kidney Int Suppl. 2013;3:1-150.
ACR, albumin-to-creatinine ratio; AER, albumin excretion rate; PCR, protein-to-creatinine ratio;
PER, protein excretion rate.
