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