Renal Replacement Therapy

Table 2 Multiple regression analysis of the 10-m walk speed

From: Factors associated with 10-m walking speed in outpatients undergoing hemodialysis: a multicenter cross-sectional study

	Univariate correlation		Multiple regression Model 1			Multiple regression Model 2
	r	95% CI	p	β	95% CI	p	β	95% CI	p
Grip strength	0.51	0.5–0.58	< 0.01	0.19	0.008–0.013	< 0.01	0.19	0.008–0.014	< 0.01
LES	0.6	0.58–0.65	< 0.01	0.19	0.004–0.007	< 0.01	0.19	0.004–0.007	< 0.01
OLST	0.44	0.4–0.49	< 0.01	0.07	0–0.002	< 0.01	0.07	0–0.002	< 0.01
SPPB	0.74	0.74–0.78	< 0.01	0.5	0.076–0.089	< 0.01	0.5	0.076–0.09	< 0.01
%CGR	0.27	0.25–0.35	< 0.01	0.11	0.001–0.002	< 0.01	0.1	0.001–0.002	< 0.01
nPCR	0.21	0.17–0.28	< 0.01	− 0.01	− 0.124 to 0.06	0.49	− 0.06	− 0.322 to 0.001	0.06
GNRI	0.15	0.14–0.25	< 0.01	0.02	− 0.001 to 0.003	0.25	− 0.01	− 0.005 to 0.004	0.87
Hb	0.02	− 0.02 to 0.09	0.25	− 0.01	− 0.013 to 0.007	0.55	− 0.01	− 0.013 to 0.008	0.6
CRP	− 0.11	− 0.18 to − 0.07	< 0.01	− 0.01	− 0.027 to 0.014	0.53	− 0.01	− 0.027 to 0.014	0.55

Model 1: Adjusted for age, BMI, sex, DM, HT, DL, and HD vintage, R² = 0.69, p < 0.05
Model 2: Adjusted for age, BMI, sex, DM, and HD vintage, as well as Alb, BUN, Cr, P, Ca, KT/V, PTH-INT, TIBC, and Ferritin, R² = 0.69, p < 0.05
BMI body mass index, DM diabetes mellitus, HT hypertension, DL Dyslipidemia, LES lower extremity muscle strength, OLST one-leg standing time, SPPB short physical performance Battery, % CGR creatinine generation rate, PCR normalized protein catabolism rate, GNRI Geriatric Nutrition Risk Index, Hb hemoglobin, CRP C-reactive protein, R² adjusted coefficient of determination, β standardized partial regression coefficient, 95% CI confidence interval, 95% confidence intervals for unstandardized β

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ISSN: 2059-1381

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