Table 1 Descriptive characteristics and analysis of variance comparing the four groups

Age

20.49 ± 1.17

20.43 ± 1.2

20.63 ± 1.13

20.36 ± 1.29

1.258

0.288

BMI (kg/m2)

21.22 ± 2.64^a

20 ± 2.36^b

21.81 ± 2.37^a

20.31 ± 2.37^b

16.271

< 0.001

EAT-26 score ≥ 20 (n)

18 (12.6%)

25 (16.6%)

13 (9.7%)

33 (24.1%)

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EAT-26

8.41 ± 13.37^b

11.33 ± 12.73^ab

8.43 ± 9.49^b

12.91 ± 12.76^a

4.629

0.003

Total of SNS Intensity Scale

18.45 ± 5.58^b

19.1 ± 5.83^b

24.51 ± 4.73^a

25.04 ± 5^a

60.095

< 0.001

 Number of SNS friends

3.66 ± 2.92^b

4.30 ± 2.98^ab

4.70 ± 2.06^a

4.82 ± 2.05^a

5.801

0.001

 Time on SNS

3.11 ± 1.64^c

3.87 ± 1.70^ab

3.79 ± 1.08^b

4.18 ± 1.16^a

13.769

< 0.001

 SNS attitudes

17.47 ± 5.25^b

17.89 ± 5.54^b

23.13 ± 4.69^a

23.6 ± 4.93^a

58.037

< 0.001

Total of BESAA

39.55 ± 12.04^b

31.83 ± 14.27^c

52.13 ± 10.32^a

50.07 ± 12.45^a

83.241

< 0.001

 BES-appearance

18.57 ± 6.31^b

14.87 ± 7.2^c

22.18 ± 5.21^a

22.6 ± 6.14^a

47.316

< 0.001

 BES-attribution

5.24 ± 4.54^b

4.6 ± 4^b

11.58 ± 4.26^a

11.28 ± 4.15^a

111.478

< 0.001

 BES-weight

15.74 ± 5.28^b

12.35 ± 5.93^c

18.37 ± 4.88^a

16.19 ± 5.71^b

29.534

< 0.001

PHQ-9

5.6 ± 6.13

7.01 ± 6.58

6.56 ± 5.32

6.49 ± 5.09

1.474

0.221

GAD-7

3.48 ± 4.54^b

4.76 ± 5.1^ab

4.54 ± 4.26^ab

5.23 ± 4.63^a

3.552

0.014