A Novel Risk Score Model for the Differential Diagnosis of Type 2 Diabetic Nephropathy: A Multicenter Study

Figure 1

Flow chart of the patient enrollment process. PKUFH: Peking University First Hospital; PKUPH: Peking University People’s Hospital; PKUTH: Peking University Third Hospital; PKUIH: Peking University International Hospital; T2D: type 2 diabetes; DN: diabetic nephropathy; iDN: isolated diabetic nephropathy; NDKD: nondiabetic kidney disease.