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Table 1 Characteristics and impedances of subjects grouped by sex and %BFa

From: Predicting body composition using foot-to-foot bioelectrical impedance analysis in healthy Asian individuals

Female (n = 257)
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)
ZF-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/ZF-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)
Male (n = 297)
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)
ZF-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/ZF-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)
  1. aAll values are mean ± SD; minimum and maximum in parentheses, 2BI, bioelectrical index; h2/ZF-F, Height2/Impedance