Table 3.

Physical Performance

	Overall cohort n = 112	NF-CKD n = 62 (55%)	F-CKD n = 50 (45%)	P
Physical Functions
SPPB score	7.5 ± 2.8	9.3 ± 1.8	5.2 ± 2.2	< 0.001
Handgrip strength	21.2 ± 7.5	24.8 ± 6.8	16.8 ± 5.5	< 0.001
IADL score	5.0 ± 1.6	5.0 ± 1.2	4.9 ± 2.0	0.718
Physical activity scale	7.0 ± 4.0	8.8 ± 3.6	5.0 ± 3.6	< 0.001
Impaired SPPB, %	74	53	100	< 0.001
Impaired handgrip strength, %	72	58	90	< 0.001

Data are expressed as number (%) or mean ± standard deviation for continuous variables

SPPB Short Physical Performance Battery, IADL Instrumental Activities of Daily Life