Table 1 Descriptive statistics for first-year students in Sweden (n = 3425), total and by sex at birth

Age, years M (± Sd)

24 (5.5)

23.8 (5.3)

24.2 (5.6)

Gender identity %

 Men

29

98

0.5

 Women

71

1

98

 Other

2

1

1.5

Civil status %

 Married

28

20

30

 Living together

5

5

5

 In a relationship

15

13

16

 Dating

8

8

9

 Single

43

54

40

Student status %

 Full-time

95

95

95

 Part-time

3

3

3

 Other^a

2

2

2

Sexual orientation %

 Heterosexual

75

84

71

 Homosexual

3

3.5

3

 Bisexual

13

6.5

15

 Asexual

1

1

1

 Do not know

5.5

3

6.5

 Other^b

2.5

1.5

3

Life-time mental health %

 ED^c only

2

1

3

 ED with psychiatric comorbidity

26

13

32

 Psychiatric disorders without ED comorbidity

47

54

44

 No psychiatric disorders

17

23

5

 Missing

7

8

7

Last 12-month mental health %

 ED only

4

2

4

 ED with psychiatric comorbidity

18

10

20

 Psychiatric disorders without ED comorbidity

40

40

40

 No psychiatric disorders

31

40

28

 Missing

7

8

7

Alcohol consumption %

 Abstainers

18

16

18

 Drinkers

82

84

82

 Hazardous (% of drinkers)

37

33

33

 Treatment, lifetime %

 Psychological

43

32

48

 Medication

24

16

27

 Other type of treatment

8

4.5

10