Association of Continuous-Equivalent Urea Clearances with Death Risk in Intermittent Hemodialysis

Table 3

Dialysis treatment periods divided into two groups with approximately equal mean nPCR.

		EKR/				value
		Low		High
		Mean	SD	Mean	SD
Age	Years	60.8	13.2	62.5	17.7	0.668
Weight	kg	77.1	21.2	72.9	14.7	0.393
BMI	kg/m^2	26.5	6.5	25.7	4.4	0.595
BSA	m^2	1.86	0.27	1.81	0.22	0.441
	L	33.7	7.5	29.8	5.1	0.024
nPCR	g/kg/day	1.19	0.28	1.12	0.19	0.283
n	mL/min/1.73 m^2	2.0	1.4	1.4	1.4	0.102
nEKR	mL/min/1.73 m^2	12.1	1.5	13.0	1.0	0.005
nstdK	mL/min/1.73 m^2	8.3	1.1	8.7	0.9	0.240
nEKRant	mL/min/1.73 m^2	14.2	2.4	16.2	1.7	0.001
nstdKant	mL/min/1.73 m^2	9.8	1.7	10.7	1.3	0.023
EKR/	/week	3.99	0.59	4.72	0.45	<0.001
stdK/	/week	2.75	0.38	3.12	0.30	<0.001
Treatment frequency	/week	2.8	0.4	3.1	0.2	0.006
Treatment time	h/week	12.6	2.5	14.4	1.7	0.003
Treatment periods		29		28
Women	%	31.0		46.4		0.233
Diabetics	%	37.9		46.4		0.516
Ending with death	%	37.9		17.9		0.092
Patient years		49.8		64.5
Deaths		11		5
Mortality	/1000 py	221		78		0.049