Table 1. Baseline and postintervention characteristics
VariablesPrePostP‐value
N 1111
Age (years)15.7 ± 0.5
Tanner stages (4 and 5)3 (27.3)/6 (54.5)
Boys n (%)6 (54.5)
Ethnicity n (Caucasian/indigenous)5/6
Weight (kg)106.7 ± 5.3107.4 ± 4.90.328
BMI z‐score2.3 ± 0.12.3 ± 0.10.721
Waist circumference (cm)116.5 ± 3.7117.3 ± 3.80.859
Total body fat (%)39.3 ± 1.938.2 ± 2.00.041
Total fat mass (kg)42.6 ± 3.441.6 ± 3.40.328
Skeletal muscle mass (kg)27.5 ± 1.428.6 ± 1.430.004
Total cholesterol (mmol/L)4.3 ± 0.34.0 ± 0.30.007
Triglycerides (mmol/L)1.7 ± 0.21.5 ± 0.10.088
HDL‐cholesterol (mmol/L)1.1 ± 0.11.1 ± 0.10.476
Systolic BP (mmHg)122.6 ± 2.1120 ± 3.60.212
Diastolic BP (mmHg)71.7 ± 1.967.3 ± 2.70.033
OGTT glucose (time 0 min)5.2 ± 0.25.3 ± 0.10.473
OGTT glucose (time 120 min)7.0 ± 0.56.6 ± 0.40.477
OGTT insulin (time 0 min)291.4 ± 70.1262.4 ± 57.60.594
OGTT insulin (time 120 min)1941.7 ± 477.11622.4 ± 3920.575
Matsuda index1.9 ± 0.61.9 ± 0.40.859
VO2peak (mL·kg−1·min−1)21.8 ± 1.4421.6 ± 1.50.824
Handgrip strength (kg)53.4 ± 5.661.4 ± 5.60.003
  • Continuous data are presented as means ± SEM, BMI, body mass index, HDL, high‐density lipoprotein, BP, blood pressure, OGTT, oral glucose tolerance test, Glucose is presented in mmol/L, whereas insulin is presented in Pmol/L.