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Table 2 Some general characteristics of subjects from the split samplea.

From: Body fat measurement by bioelectrical impedance and air displacement plethysmography: a cross-validation study to design bioelectrical impedance equations in Mexican adults

  Equation Sample (n = 78) Validation Sample (n = 77) p
Weight (kg) 72.7 ± 15.3 71.3 ± 13.9 0.56
Age (years) 34.3 ± 7.4 34.0 ± 7.6 0.84
Height (m) 1.67 ± 0.09 1.66 ± 0.08 0.74
BMI (kg/m2) 25.9 ± 3.8 25.6 ± 4.2 0.68
R (ohms) 551 ± 81.4 552 ± 97.9 0.06
Xc (ohms) 57.6 ± 7.06 58.0 ± 10.3 0.79
H2(cm)/R (ohms) 52.2 ± 11.9 52.1 ± 11.7 0.96
BF (%)b 31.4 ± 7.9 31.5 ± 8.9 0.94
FFM (kg)b 49.7 ± 11.0 48.6 ± 10.2 0.52
  1. aMean ± SD. b ADP: Air displacement plethysmography; R: resistance; XC: reactance