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Table 3 Change in bioimpedance spectroscopy parameters during the study

From: The efficacy of managing fluid overload in chronic peritoneal dialysis patients by a structured nurse-led intervention protocol

 

all patients

Symptomatic

Asymptomatic

 

Week 0

Week 4

Week 12

Week 0

Week 4

Week 12

Week 0

Week 4

Week 12

OH (L)

4.9 ± 2.2

4.0 ± 2.1*

3.9 ± 2.0*

6.0 ± 2.3

4.7 ± 2.3*

4.4 ± 2.3*

3.9 ± 1.4

3.2 ± 1.5*

3.4 ± 1.6*

TBW (L)

37.2 ± 6.1

36.1 ± 6.4*

36.1 ± 6.2*

38.6 ± 6.3

37.0 ± 6.7*

36.6 ± 6.4*

35.4 ± 5.4

35.0 ± 5.8

35.4 ± 5.9

ECW (L)

19.2 ± 3.2

18.2 ± 3.3*

18.2 ± 3.2*

20.3 ± 3.2

19.0 ± 3.5*

18.8 ± 3.4*

17.8 ± 2.7

17.2 ± 2.8

17.5 ± 2.9

ICW (L)

18.0 ± 3.3

17.9 ± 3.5

17.9 ± 3.3

18.3 ± 3.5

18.0 ± 3.7

17.9 ± 3.4

17.6 ± 3.0

17.7 ± 3.2

18.0 ± 3.3

ECW/ICW

1.08 ± 0.13

1.03 ± 0.13*

1.02 ± 0.13*

1.13 ± 0.13

1.07 ± 0.14*

1.06 ± 0.13*

1.02 ± 0.09

0.98 ± 0.11*

0.98 ± 0.11*

LTI (kg/m2)

14.4 ± 2.8

14.3 ± 3.0

14.4 ± 2.8

14.6 ± 3.0

14.4 ± 3.1

14.3 ± 2.9

14.1 ± 2.7

14.3 ± 2.9

14.5 ± 2.7

FTI (kg/m2)

8.6 ± 3.5

8.5 ± 3.4

8.7 ± 3.3

9.0 ± 3.7

9.0 ± 3.6

9.3 ± 3.2

8.0 ± 3.1

7.9 ± 3.2

7.8 ± 3.2

  1. OH overhydration, TBW total body water, ECW extracellular water, ICW intracellular water, LTI lean tissue index, FTI fat tissue index
  2. *p < 0.05 when compared with baseline