Document Classification

Section Type: METHODS

Text: Variables of renal function were defined as follows : 1) Microalbuminuria : albumin excretion rate & 30 mg/g or 3. 5 mg/mmol, 2) Macroalbuminuria : albumin excretion rate & 300 mg/g or 35 mg/mmol, 3) Kidney disease (KD) : glomerular filtration rate according to Modification of Diet in Renal Disease < 60 ml/min/1. 73 m2 and/or the presence of albuminuria, 4) Renal impairment (RI) : glomerular filtration rate < 60 ml/min/1. 73 m2, 5) Nonalbuminuric RI : glomerular filtration rate < 60 ml/min/1. 73 m2 without albuminuria and, 5) Diabetic nephropathy (DN) : macroalbuminuria or microalbuminuria plus diabetic retinopathy.