Table 2 Comparisons of the variations of the mean scores of BI and its dimensions across the three measurement time points^a

Total

139.60 ± 13.21

160.25 ± 7.75

18.05, 23.22

< 0.001

Appearance evaluation

21.85 ± 2.97

24.27 ± 2.41

1.76, 3.06

< 0.001

Appearance orientation

35.47 ± 4.72

41.29 ± 3.18

4.94, 6.68

< 0.001

Fitness evaluation

7.86 ± 1.69

10.12 ± 1.49

1.84, 2.66

< 0.001

Fitness orientation

36.52 ± 4.99

45.59 ± 3.41

8.12, 10.01

< 0.001

Subjective weight

7.26 ± 1.58

6.30 ± 1.25

−1.30, −0.61

< 0.001

Body areas satisfaction

30.62 ± 4.39

32.66 ± 2.86

1.16, 2.92

< 0.001