摘要：Objective To analyze the isletα-cell function in type 2 diabetic patients with different levels of glomerular filtration rate (eGFR) .Methods Three hundred and eighty-eight cases of type 2 diabetic patients were classified into four groups according to eGFR:glomerular hyperfiltration group,normal renal function group,mild renal dysfunction group and moderate-severe renal dysfunction group.Oral glucose tolerance test,insulin releasing test and glucagon releasing test were conducted to compare

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