Blood volume-monitored regulation of ultrafiltration to decrease the dry weight in fluid-overloaded hemodialysis patients: a randomized controlled trial

Table 1 Baseline demographics and patient characteristics

	CONV	UTR	UCR	p⁺
N participants	16	18	16
Male [%]	63	61	56	0.93
Center 1 = MUV [%]	69	61	63	0.89
Center 2 = KFJ [%]	6	22	19	0.44
Center 3 = SMZ [%]	25	17	19	0.83
Age [years]	63 ± 13	62 ± 16	61 ± 17	0.94
Time on Dialysis [years]	3.1 ± 2.5	1.9 ± 1.7	3.2 ± 1.8	0.10
Height [cm]	174 ± 11	169 ± 7	170 ± 12	0.38
Body Mass Index [kg/m²]	24.7 ± 6.1	24.3 ± 4.6	22.6 ± 4.4	0.48
No Antihypertensives [%]	0	17	0	0.06
-Alpha Blockers [%]	50	33	31	0.61
-Beta Blockers [%]	81	56	69	0.39
-ACEI/ARB [%]	56	56	31	0.58
-Calcium Channel Blockers [%]	56	50	63	0.29
-Vasodilators [%]	25	17	44	0.66
-‘Central’ Antihypertensives [%]	25	28	31	0.42
-Diuretics [%]	25	28	25	0.71
Central Venous Catheters [%]	50	56	25	0.17
Hemodiafiltration [%]⁺⁺	31	28	31	0.97
Ethnicity
Caucasian [%]	100	89	94	0.41
African/Black [%]	0	0	6	0.35
Asian [%]	0	11	0	0.16
Type 1 DM [%]	0	6	0	0.46
Type 2 DM [%]	31	28	25	0.93
Kidney Disease
Vascular [%]	19	0	19	0.15
Glomerular [%]	13	22	19	0.77
Polycystic [%]	6	0	13	0.32
Tubulointerstitial [%]	13	22	13	0.68
Diabetic Glomerulosclerosis [%]	25	17	19	0.83
Unknown [%]	25	39	19	0.42

CONV conventional hemodialysis, UTR ultrafiltration and temperature regulation, UCR ultrafiltration and dialysate conductivity regulation, N number, DM diabetes mellitus
ITT analysis. ⁺Overall p-values determined by analysis of variance. ⁺⁺All other patients on hemodialysis

ISSN: 1471-2369