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Table 1 Diabetic nephropathy stages based on urinary albumin excretion

From: Diabetic nephropathy

Stage Urine with marked time
(μg/min)*
24-hour urine
(mg/24 h)*
Random urine sample
    Albumin concentration
(mg/l)**
Albumin/creatinine ratio
(mg/g)*
Normoalbuminuria < 20 < 30 < 17 < 30
Microalbuminuria 20 -- 199 30 -- 299 17 a 173 30 -- 299
Macroalbuminuria ≥ 200 ≥ 300 ≥ 174 ≥ 300
  1. * Values according to the American Diabetes Association
  2. ** Gross et al., Diabetes Care 2005.