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Table 3 BIA results in JIA participants according to gender

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

Parameter

Girls

P value

Boys

P value

Juvenile Idiopathic Arthritis (JIA), n = 34

Control, n = 34

Juvenile Idiopathic Arthritis (JIA), n = 12

Control, n = 12

Mean ± SD

Mean ± SD

Mean ± SD

Mean ± SD

FM (kg)

12.81 ± 7.27

11.05 ± 4.16

0.512

11.16 ± 6.12

11.16 ± 6.02

1.000

FM (%)

27.12 ± 6.89

24.34 ± 6.30

0.109

25.20 ± 12.13

22.64 ± 10.67

0.589

FMI

5.45 ± 2.41

4.64 ± 1.60

0.329

5.01 ± 3.04

4.71 ± 2.65

0.840

FFM (kg)

32.03 ± 12.13

34.07 ± 10.06

0.394

35.78 ± 16.25

40.81 ± 17.79

0.386

FFM (%)

72.88 ± 6.89

75.67 ± 6.30

0.109

74.81 ± 12.14

77.36 ± 10.67

0.590

FFMI

13.91 ± 2.30

14.11 ± 1.81

0.702

14.40 ± 3.02

15.84 ± 3.30

0.278

MM (kg)

20.00 ± 8.10

22.05 ± 7.15

0.209

23.43 ± 11.06

28.13 ± 13.81

0.436

MM (%)

44.99 ± 4.39

48.54 ± 5.04

0.003

48.95 ± 9.65

52.33 ± 9.70

0.402

TBW (liters)

24.13 ± 8.25

25.68 ± 7.01

0.387

27.91 ± 11.88

31.14 ± 12.87

0.583

TBW (%)

55.73 ± 7.21

57.48 ± 5.32

0.258

58.88 ± 9.22

59.47 ± 7.92

0.868

ECW (liters)

10.82 ± 3.87

11.44 ± 3.20

0.462

12.38 ± 5.94

13.62 ± 5.48

0.453

ECW (%)

44.91 ± 3.97

44.66 ± 2.68

0.762

43.74 ± 4.91

44.00 ± 3.09

0.507

ICW (liters)

13.14 ± 4.68

14.23 ± 3.93

0.270

16.03 ± 6.84

17.53 ± 7.59

0.616

ICW (%)

55.09 ± 3.97

55.34 ± 2.68

0.762

56.26 ± 4.91

56.00 ± 3.09

0.507

BCM (kg)

16.17 ± 6.62

17.89 ± 5.88

0.191

18.98 ± 8.95

22.96 ± 11.46

0.354

BCM (%)

49.87 ± 3.03

51.97 ± 3.79

0.014

52.80 ± 3.79

54.77 ± 4.23

0.243

BCMI

6.99 ± 1.42

7.39 ± 1.32

0.235

7.64 ± 1.76

8.81 ± 2.45

0.194

Resistance (ohm)

714.27 ± 104.30

679.82 ± 74.54

0.122

657.92 ± 147.48

589.08 ± 116.11

0.217

Reactance (ohm)

65.85 ± 9.25

67.35 ± 7.71

0.470

67.58 ± 18.67

63.25 ± 6.12

0.840

PhA

5.30 ± 0.53

5.70 ± 0.73

0.011

5.87 ± 0.78

6.27 ± 0.88

0.249

  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)