Definition of Chronic Kidney Disease Renal injury: >3 months Decreased gFr: yes or no Renal injury: abnormal experimental tests GFR<60ml/min/1.73m2: >3 months Renal injury: yes or no20 Definition of Chronic Kidney Disease • Renal injury: >3 months – Decreased GFR: yes or no – Renal injury: abnormal experimental tests • GFR<60ml/min/1.73m2：>3 months – Renal injury: yes or no