Table 2.

Intra-individual stability of a “confirmed” eGFR decline ≥ 30% over time.

n = 860	Confirmed eGFR decline ≥ 30% from baseline until
	1st and 2nd FU	3rd FU	4th FU	5th FU
n (%)	6 (100%)	4 (66.7%)	4 (66.7%)	4 (66.7%)
	1st FU	2nd and 3rd FU	4th FU	5th FU
n (%)	4 (13.8%)	29 (100%)	20 (69.0%)	16 (55.2%)
	1st FU	2nd FU	3rd and 4th FU	5th FU
n (%)	4 (9.1%)	20 (45.5%)	44 (100%)	33 (75.0%)
	1st FU	2nd FU	3rd FU	4th and 5th FU
n (%)	4 (7.5%)	16 (30.2%)	33 (62.3%)	53 (100%)

FU follow up.

Bold numbers: number of individuals (%) persistently meeting the definition of eGFR decline over time.