Table 6: Relationship between ultrafiltration volume and the dialysis dose.

 

Variables

All Sessions

Kt/V < 0.9

N = 610 (%)

Kt/V 0.9-1.1

N = 822 (%)

Kt/V > 1.2

N = 256 (%)

P-value

UFV, mL

Mean

< 1000

1000-1499

1500-1999

2000-2499

2500-2999

3000-3499

3500-3999

> 4000

 

1.31 ± 1.10

187 (11.1)

346 (20.5)

399 (23.6)

317 (18.8)

228 (13.5)

123 (7.3)

65 (3.8)

23 (1.4)

 

1.22 ± 0.70

88 (14.4)

111 (18.2)

142 (23.3)

129 (21.2)

82 (13.4)

42 (6.9)

11 (1.8)

5 (0.8)

 

1.31 ± 1.03

69 (8.4)

162 (19.7)

189 (23.0)

159 (19.3)

121 (14.7)

69 (8.4)

40 (4.9)

13 (1.6)

 

1.48 ± 1.11

30 (11.7)

73 (28.5)

68 (27.6)

29 (11.3)

25 (9.8)

12 (4.6)

14 (5.4)

5 (2.0)

 

< 0.001

< 0.001

UFV: Ultrafiltration volume.