Skip to main content

Table 1 Comparison of anthropometric characteristics between groups according to energy availability level

From: Association of energy availability with resting metabolic rates in competitive female teenage runners: a cross-sectional study

   EA (kcalkg−1 FFMd−1)   
  All > 30 < 30 p Effect size
N 18 12 6   
Age (years) 16.8 ± 0.9 16.8 ± 0.9 16.8 ± 0.8 >0.99 <0.01
Height (cm) 160.3 ± 5.8 159.2 ± 6.5 162.6 ± 3.3 0.261 0.56
Body mass (kg) 45.6 ± 5.2 43 ± 3.6 51 ± 3.4 <0.001 2.14
BMI (kgm−2) 17.7 ± 1.3 16.9 ± 0.5 19.3 ± 1.0 0.001 3.22
% fat (%) 13.5 ± 4.2 12.0 ± 2.6 16.6 ± 5.2 0.084 1.21
Fat mass (kg) 6.3 ± 2.6 5.2 ± 1.3 8.6 ± 3.2 0.047 1.56
Fat free mass (kg) 39.3 ± 3.5 37.8 ± 3.2 42.4 ± 1.4 0.005 1.56
BMDTBLH (gcm−2) 1.021 ± 0.039 1.006 ± 0.037 1.049 ± 0.027 0.024 1.18
Z-score (TBLH) 0.1 ± 0.5 −0.1 ± 0.5 0.4 ± 0.3 0.042 1.05
Amenorrhea (%) 50 41.7 66.7 0.620 0.24
  1. Values are presented as mean ± standard deviation
  2. EA: energy availability, BMI: body mass index, BMDTBLH: bone mineral density of total body less head