Fig. 3From: Timing of kidney biopsy in type 2 diabetic patients: a stepwise approachSubgroup analyses: dividing patients according to diabetic retinopathy, proliferative diabetic retinopathy, and duration of diabetes. PDR, proliferative diabetic retinopathy; NPDR, non-proliferative diabetic retinopathy; DN, diabetic nephropathy; NDRD, non-diabetic renal diseaseBack to article page