Table 3.

Univariable Spearman’s correlation coefficients

	eGFR, mL/min/1.73m2
	rho	P
MMSE	0.041	0.030
Word list memory	0.141	< 0.001
Word list recall	0.150	< 0.001
Word list recognition	0.092	< 0.001
Digit span forward	0.026	0.160
Digit span backward	0.019	0.321
TMT A	−0.040	0.034
FAB	0.011	0.564

MMSE Mini-mental State Examination-Korean version, TMT A Trail Making Test A, FAB Frontal Assessment Battery