Table 1 Characteristics and impedances of subjects grouped by sex and %BF^a

BF%_DXA

<20 % (n = 22)

20 % - 30 % (n = 80)

30 %-40 % (n = 94)

>40 % (n = 61)

Total (n = 257)

Age(year)

21.6 ± 3.8

27.9 ± 12.5

37.5 ± 13.4

43.3 ± 15.4

34.7 ± 14.8

(17, 59)

(16, 61)

(16, 67)

(18, 75)

(16,75)

Height(cm)

162.8 ± 6.8

162.1 ± 6.3

158.9 ± 6.4

158.9 ± 7.6

160.2 ± 6.9

(151, 174)

(148, 174)

(143, 181)

(144, 178)

(143, 181)

Weight(kg)

49.3 ± 4.0

54.8 ± 6.3

58.3 ± 8.0

74.8 ± 14.5

60.2 ± 12.2

(44, 58)

(39, 69)

(42, 84)

(53, 108)

(38, 108)

BMI (kg/m²)

18.9 ± 1.3

20.8 ± 2.0

23.1 ± 2.9

29.1 ± 4.5

23.5 ± 4.5

(16, 22)

(16, 25)

(16, 31)

(22, 43)

(16, 43)

Z_F-F (ohm)

560.5 ± 76.0

529.2 ± 60.2

443.9 ± 58.2

488.9 ± 68.0

521.5 ± 66.1

(446, 733)

(391, 704)

(326,595)

(362, 706)

(326, 733)

h²/Z_F-F(cm²/ohm)

48.1 ± 7.0

50.4 ± 7.1

48.4 ± 6.3

52.6 ± 8.1

50.0 ± 7.2

(33, 59)

(36, 69)

(33, 65)

(33, 79)

(33, 79)

BF%_DXA

<10 % (n = 46)

10 % - 20 % (n = 96)

20 % - 30 % (n = 104)

>30 % (n = 51)

Total (n = 297)

Age(year)

20.3 ± 2.3

24.7 ± 10.7

35.4 ± 14.8

44.7 ± 14.6

31.2 ± 14.8

(16, 29)

(16, 65)

(16, 71)

(21, 71)

(16,71)

Height(cm)

173.0 ± 5.7

173.5 ± 8.1

173.2 ± 6.7

172.3 ± 8.0

173.3 ± 7.3

(160, 182)

(157, 196)

(156, 193)

(155, 200)

(155, 200)

Weight(kg)

65.0 ± 5.4

67.3 ± 8.1

76.4 ± 10.4

86.5 ± 14.5

73.4 ± 12.4

(52, 77)

(42, 90)

(59, 122)

(66, 125)

(42, 125)

BMI (kg/m²)

21.7 ± 1.6

22.3 ± 1.9

25.4 ± 2.7

28.8 ± 4.1

24.4 ± 3.7

(18, 26)

(17, 27)

(19.7, 37)

(23, 42)

(17, 42)

Z_F-F (ohm)

441.3 ± 38.3

451.5 ± 46.8

449.8 ± 53.9

439.9 ± 49.9

447.3 ± 48.8

(380, 530)

(365, 685)

(334, 625)

(345, 572)

(335, 685)

h²/Z_F-F(cm²/ohm)

68.4 ± 7.3

67.4 ± 8.4

67.8 ± 10.1

69.2 ± 10.0

68.0 ± 9.1

(56, 84)

(36, 96)

(46, 97)

(49, 96)

(36, 97)