The association between office blood pressure and fluid status using bioimpedance spectroscopy in stable continuous ambulatory peritoneal dialysis patients

Table 3 Multivariable linear regression model for overhydration

Variable	β	SE	t	95% CI	P-value
Age	−0.05	0.03	−1.75	−0.10 to 0.01	0.09
Mixed ancestry	1.05	0.45	2.35	−1.95 to − 0.15	0.02
RKF – Yes	−1.18	0.50	−2.34	−2.19 to −0.16	0.02
Number of anti-hypertensives	−0.10	0.22	−0.45	−0.55 to 0.35	0.66
ECW	0.45	0.08	6.00	0.30 to 0.60	< 0.01
ECW to TBW ratio	10.02	2.63	3.81	4.71 to 15.33	< 0.01

Model fit r² = 0.597, adjusted r² = 0.552
SE standard error, CI confidence intervals, RKF residual kidney function, ECW extracellular water, TBW total body water

ISSN: 2056-5909