High flux hemodialysis in elderly patients with chronic kidney failure

Table 1 Kidney function before and after treatment (mmol/L)

Group	Serum creatinine		Blood urea nitrogen
	Before treatment	After treatment	Before treatment	After treatment
Control	560.25 ± 101.36	511.34 ± 67.32	25.45 ± 5.42	22.56 ± 5.43
Study	561.42 ± 100.58	301.45 ± 51.23	25.22 ± 5.23	14.45 ± 3.32
t	-0.047	14.253	0.175	7.320
P value	0.963	0.000	0.861	0.000

Table 2 Serotoxin levels in the two groups

Group	Parathyroid hormone (pg/mL)	β2-microglobulin (mg/L)	Serum cystatin C (mg/L)	Blood urea nitrogen (mmol/L)
Control	526.54 ± 20.65	10.54 ± 1.69	3.58 ± 0.36	20.46 ± 3.25
Study	412.42 ± 13.42	10.43 ± 1.68	2.21 ± 0.23	20.54 ± 3.16
t	26.619	0.265	18.422	-0.101
P value	0.000	0.792	0.000	0.920

Table 3 Complications in the two groups, n (%)

Group	Fatigue	Muscle spasm	Itchy skin	Joint pain	Overall incidence
Control	1	2	3	1	7 (20.00)
Study	1	1	1	0	3 (8.57)
χ2	-	-	-	-	5.335
P value	-	-	-	-	0.021