 one or more of the following: 0) decline in GFR category (≥00 \[G0\], 00--00 \[G0\], 00--00 \[G0a\], 00--00 \[G0b\], 00--00 \[G0\], \<00 \[G0\] mL/min/0.00m^0^) accompanied by a 00% or greater drop in eGFR from baseline, 0) sustained decline