Severa: CKD eGFR < 30 mL/min/1.73 m2
or eGFR 30−44 mL/min/1.73 m2
and ACR> 30
(Prevenzione ESC 2021)

Moderata: CKD (eGFR 30−44 mL/min/1.73 m2
and ACR < 30 or eGFR 45−59 mL/min/1.73 m2
and ACR 30−300
or eGFR ≥60 mL/min/1.73 m2
and ACR> 300)
(Prevenzione ESC 2021)