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Table 4 BIA results in JIA participants according to predominant classification systems

From: Body composition and phase angle as an indicator of nutritional status in children with juvenile idiopathic arthritis

Parameter

Oligoarthritis, n = 18

Control

P value

Polyarthritis, n = 22

Control, n = 22

P value

P value

poly vs. oligo

Mean

SD

Mean

SD

 

Mean

SD

Mean

SD

  

Age

10.89

4.50

10.89

4.50

1.000

14.00

3.02

13.91

2.93

0.925

0.037

Gender (girls/boys)

13/5

 

13/5

 

N/A

18/4

 

18/4

 

N/A

0.705

BMI

17.86

3.68

19.08

4.15

0.357

19.68

3.59

19.27

2.29

0.655

0.123

FM (kg)

9.57

6.06

10.48

5.78

0.580

13.03

6.96

11.48

3.35

0.673

0.105

FM (%)

24.32

8.65

24.69

8.85

0.950

27.08

7.94

23.46

5.63

0.089

0.299

FMI

4.43

2.23

4.86

2.48

0.537

5.47

2.29

4.53

1.22

0.149

0.077

FFM (kg)

30.31

16.49

31.65

16.03

0.681

33.35

10.29

38.13

8.87

0.113

0.328

FFM (%)

75.69

8.65

75.31

8.85

0.950

72.92

7.94

76.54

5.63

0.089

0.298

FFMI

13.38

2.80

14.21

2.96

0.367

14.18

2.09

14.72

1.91

0.371

0.312

MM (kg)

19.67

11.32

20.86

12.22

0.692

20.69

7.09

25.17

6.51

0.035

0.730

MM (%)

48.42

6.98

48.25

6.82

0.943

44.78

5.47

50.32

5.48

0.002

0.027

TBW (liters)

23.00

11.99

24.32

11.52

0.728

25.39

6.70

28.46

6.29

0.110

0.308

TBW (%)

58.12

8.23

58.49

7.27

0.887

56.37

7.59

57.37

4.46

0.445

0.491

ECW (liters)

10.48

5.74

10.48

4.61

0.704

11.28

3.33

12.80

2.88

0.113

0.328

ECW (%)

45.23

3.48

43.84

3.43

0.164

44.45

4.91

44.96

1.98

0.869

0.572

ICW (liters)

12.85

6.93

13.84

7.02

0.635

13.84

3.98

15.66

3.52

0.098

0.399

ICW (%)

54.77

3.48

56.16

3.43

0.164

55.55

4.91

55.04

1.98

0.869

0.572

BCM (kg)

15.91

9.20

16.97

10.16

0.716

16.73

5.80

20.46

5.38

0.032

0.734

BCM (%)

51.61

3.64

51.88

4.42

0.841

49.58

3.38

53.31

3.72

0.001

0.077

BCMI

6.97

1.75

7.48

2.20

0.537

7.07

1.35

7.91

1.38

0.049

0.605

Resistance (ohm)

716.00

134.65

673.56

115.23

0.317

703.14

106.60

648.50

76.66

0.058

0.738

Reactance (ohm)

69.89

13.25

65.94

8.15

0.267

64.36

11.00

67.14

7.41

0.269

0.108

PhA

5.63

0.73

5.69

0.89

0.899

5.26

0.58

5.96

0.72

< 0.001

0.074

  1. SD Standard deviation, FM Fat mass, FMI Fat mass index, FFM Fat free mass, FFMI Fat free mass index, MM Muscle mass, TBW Total body water, ECW Extracellular water, ICW Intracellular water, BCM Body cell mass, BCMI Body cell mass index, PhA Phase angle. Bold characters indicate significant values (p < 0.05)
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Pediatric Rheumatology

ISSN: 1546-0096