Table 1 Characteristics of the students grouped by school

Number

53

187

200

Males (%)

22.6

29.4##

67.5§§

<0.001

Age (years)

19.8 ± 2.7

19.7 ± 1.4

19.9 ± 1.8

0.62

Exercise (h/week)

4.4 ± 2.8

3.6 ± 2.6##

12.0 ± 6.5§§

<0.001

Score EAT-26

9.5 ± 8.1

9.3 ± 8.3

8.3 ± 7.5

0.41

Score oral control

1.7 ± 2.6

1.4 ± 2.2

1.3 ± 2.3

0.55

Score bulimia

2.1 ± 2.1

1.8 ± 2.3

1.6 ± 2.3§

0.04

Score dieting

5.8 ± 4.9

5.8 ± 4.9

5.6 ± 4.9

0.80

Traits of ED (%)

18.9*

8.6

7.0§§

0.03

Score orthorexia

37.2 ± 4.6

38.7 ± 4.8

38.6 ± 5.2

0.13

Traits of orthorexia (%)

35.9

22.5

26.5

0.14

Score muscle dysmorphia

23.3 ± 5.8

22.2 ± 9.6##

28.9 ± 7.2§§

<0.001

Traits of muscle dysmorphia (%)

1.9

1.6##

11.0§

<0.001

Supplement use (%)

5.7

7.5##

18.0§

0.002

Dieting (%)

15.1

6.4

8.0

0.12