Table 2. The Change of Body Composition and V̇O2max Before and After Intervention in Each Group.
SIT(n = 10) HIIT120 (n = 10) HIIT90 (n = 10) MICT (n = 9) CON (n = 9) ANOVA p value Group, time, interaction
Pre Post Pre Post Pre Post Pre Post Pre Post
Age (yr) 20.6 ± 1.96 19.8 ± 1.9 19.5 ± 1.0 21.0 ± 2.5 21.0 ± 2.1
Height(cm) 163.2 ± 5.6 163.1 ± 2.7 160.2 ± 7.1 160.0 ± 5.9 161.6 ± 7.3
Body mass (kg) 71.2 ± 6.5 66.0 ± 6.1** 71.9 ± 9.6 69.5 ± 10.0** 70.3 ± 8.5 65.5 ± 7.0** 66.0 ± 9.6 65.3 ± 8.8 68.7 ± 7.0 69.6 ± 6.4 0.726, 0.000, 0.000
BMI 26.8 ± 2.2 24.8 ± 2.0** 27.1 ± 3.9 26.2 ± 4.0** 27.4 ± 3.1 25.6 ± 3.1** 25.1 ± 2.5 24.8 ± 2.3 26.3 ± 1.8 26.7 ± 1.9 0.657, 0.000, 0.000
Body Fat mass (kg) 23.2 ± 3.5 19.2 ± 3.1** 23.8 ± 5.7 21.7 ± 6.0** 23.8 ± 4.7 19.9 ± 4.3** 20.5 ± 5.1 19.9 ± 4.8** 21.5 ± 2.8 22.3 ± 2.9 0.775, 0.000, 0.000
Body fat percentage 32.5 ± 2.4 29.0 ± 2.7** 32.7 ± 3.4 30.8 ± 4.0** 33.6 ± 3.1 30.1 ± 3.7** 30.7 ± 3.0 30.1 ± 3.0** 31.3 ± 1.8 31.9 ± 2.1 0.767, 0.000, 0.000
Body Muscle mass (kg) 44.0 ± 3.2 43.0 ± 3.5 44.1 ± 3.5 43.8 ± 3.7 42.5 ± 4.0 41.8 ± 3.2 41.7 ± 4.1 41.7 ± 4.8 43.2 ± 4.3 43.3 ± 3.7 0.639, 0.040, 0.277
V·O2max (ml·kg-1·min-1) 27.8 ± 2.8 33.9 ± 2.5** 27.2 ± 4.2 35.9 ± 5.6** 28.6 ± 2.5 37.1 ± 3.7** 29.0 ± 2.9 34.4 ± 4.2** 30.2 ± 3.1 29.9 ± 2.1 0.474, 0.000, 0.000
** indicates compared with before exercise, p < 0.01.