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Table 2 Characteristics of the study sample for the calibration and validation groups

From: Resting energy expenditure in elite athletes: development of new predictive equations based on anthropometric variables and bioelectrical impedance analysis derived phase angle

  All
(n = 126)
Calibration group
(n = 75)
Validation group
(n = 51)
Age, yrs 26.9 ± 9.1 26.8 ± 9.0 27.1 ± 9.5
Weight, kg 71.3 ± 10.9 71.4 ± 11.3 71.1 ± 10.6
Stature, cm 177 ± 7 177 ± 7 177 ± 7
BMI, kg/m2 22.8 ± 2.7 22.8 ± 2.8 22.8 ± 2.6
MREE, kcal/die 1831 ± 250 1834 ± 261 1826 ± 234
RQ 0.821 ± 0.07 0.832 ± 0.07 0.822 ± 0.07
BI-index, cm2 65.9 ± 9.6 65.9 ± 9.8 66.0 ± 9.4
PhA, degrees 7.76 ± 0.76 7.79 ± 0.74 7.73 ± 0.78
  1. Data are expressed as mean ± standard deviation
  2. BMI body mass index, MREE measured resting energy expenditure, RQ respiratory quotient, BI-index bioimpedance index, PhA phase angle