Table 4: Descriptive, Paired Sample -test of the physical activity measure of the adolescents (13–17) at and of the intervention. Data are presented as mean ± SD.

CharacteristicspCohen’s d

Physical activity data
Adolescents (13–17)
 VO2 max (ml/kg/min)31.11 ± 7.6431.60 ± 7.05n.sn.sn.s
 Lat (kg)36.36 ± 8.6144.03 ± 9.1−11.00.000.86
 Chest (kg)30.5 ± 8.6439.00 ± 10.64−9.34.000.88
 Press (kg)175.29 ± 56.13216.76 ± 60.33−7.15.000.71
 Lext (kg)40.11 ± 12.5252.68 ± 11.50−7.09.0001.04
 VB (cm)−6.33 ± 8.97−4.26 ± 9.30−2.38.025.23
 HB (cm)30.19 ± 9.1631.00 ± 9.50n.sn.sn.s

Statistical significance was considered at ; VO2 max = maximum rate of oxygen (O2) consumption; Lat = Lat machine test value; chest = chest press test value; press = leg press test value; Lext = leg extension test value; VB = vertical bending value at sit and reach test, HB = horizontal bending values at sit and reach test.