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Table 1 The basic characteristics and body composition data of the subjects

From: The novel application of artificial neural network on bioelectrical impedance analysis to assess the body composition in elderly

 

Mean ± SD

Range

Mean ± SD

Range

M.G.1

Male

( n =36)

Female

( n = 26)

Age (years)

60.99±5.14

55.0, 71

61.2±5.8

55.0, 74.8

Height (m)

1.69±0.08

1.50, 1.91

1.57±0.06

1.46, 1.76

Weight (Kg)

73.8±13.6

53.8, 114.4

61.8±9.2

42.0, 79.7

BMI (Kg/m2)

25.8±3.8

20.3, 36.8

25.0±3.9

17.9, 35.4

Impedance (ohm)

545.4±60.4

407.6, 774.3

639.8±61.8

479.2, 777.0

FFMDXA (kg)3

52.7±9.3

28.0, 79.1

37.3±4.6

29.7, 44.9

FMDXA (kg)3

21.1±7.9

4.5, 37.9

24.4±7.1

10.7, 38.3

BF%DXA (%)3

28.2±8.0

6.2, 49.2

39.0±7.3

21.4, 50.7

V.G. 2

Male

( n =12)

Female

( n = 14)

Age (years)

65.1±5.0

59.5, 74.8

61.33±5.07

55.5, 73.2

Height (m)

1.67±0.07

1.56,1.80

1.54±0.05

1.43, 1.61

Weight (Kg)

71.4±7.5

57.1, 84.0

56.91±9.60

55.50, 73.20

BMI (Kg/m2)

25.6±1.8

21.5, 28.4

24.03±3.56

17.94, 29.72

Impedance(ohm)

565.2±47.9

493.0, 641.3

621.3±46.6

583.3, 741.0

FFMDXA (kg)3

50.9±3.5

46.0, 59.6

35.7±4.4

28.9, 44.5

FMDXA (kg)3

19.2±5.0

7.9, 26.5

20.6±6.8

12.0, 33.5

BF%DXA (%)3

27.0±5.3

14.1, 34.4

35.8±6.7

26.6, 47.8

  1. 1MG: Modeling group; 2VG: Validation group; 3FFMDXA, FMDXA (fat free mass) and BF%DXA (percentage of fat percentage) were measured by DXA.