Table 1 Descriptive statistics and groups differences

N

222

82

74

66

–

Demographic

Age, M (SE)^a

27.92 (8.98)

29.88 (10.88)^c

26.49 (8.49)^b

27.11 (6.13)

0.041

Race/ethnicity

0.053

 White, n (%)

175 (78.8)

56 (68.3)^e

66 (89.2)^f

53 (80.3)^e,f

–

 Black, n (%)

8 (3.6)

6 (7.3)^e

2 (2.7)^e

0 (0)^e

–

 Asian, n (%)

6 (2.7)

2 (2.4)^e

1 (1.4)^e

3 (4.5)^e

-

 Mixed, n (%)

15 (6.8)

9 (11.0)^e

3 (4.1)^e

3 (4.5)^e

–

 Maghrebian, n (%)

12 (5.4)

7 (8.5)^e

2 (2.7)^e

3 (4.5)^e

–

 Hispanic, n (%)

5 (2.3)

2 (2.4)^e

0 (0)^e

3 (4.5)^e

–

Indigenous, n (%)

1 (0.5)

0 (0)^e

0 (0)^e

1 (1.5)^e

–

Mother tongue

0.022

 French, n (%)

169 (76.1)

66 (80.5)^e,f

61 (82.4)^f

42 (63.6)^e

–

 English, n (%)

22 (9.9)

5 (6.1)^e

3 (4.1)^e

14 (21.2)^f

–

 Bilingual, including French, n (%)

10 (4.5)

3 (3.7)^e

3 (4.1)^e

4 (6.1)^e

–

 Others, n (%)

21 (9.5)

8 (9.8)^e

7 (9.5)^e

6 (9.1)^e

–

Occupational status

0.034

 Workers, n (%)

106 (47.7)

45 (54.9)^e

34 (45.9)^e

27 (40.9)^e

–

 Students, n (%)

92 (41.4)

28 (34.1)^e

37 (50.0)^e

27 (40.9)^e

–

 Neither workers nor students, n (%)

24 (10.8)

9 (11.0)^e,f

3 (4.1)^f

12 (18.2)^e

–

 Working hours/week, M (SE) (only for workers)

30.57 (15.55)

30.98 (16.39)

31.79 (16.49)

28.33 (13.01)

0.674

 Studying hours/week, M (SE) (only for students)

24.38 (13.66)

21.75 (14.73)

24.14 (13.47)

27.44 (12.64)

0.303

 Ratio of men/women at work/school

1.24 (1.52)

1.64 (1.70)^c

0.93 (1.00)^b

1.12 (1.69)

0.013

 Gender diversity at work/school, % (SE)

7.43 (7.83)

5.66 (6.96)^d

6.81 (7.21)^d

10.34 (8.79)^c,d

0.001

Socioeconomics

 Education, years in school, M (SE)

16.44 (2.71)

16.61 (3.00)

15.89 (2.40)

16.83 (2.59)

0.092

Civil status

0.293

 Single, n (%)

117 (52.7)

35 (42.7)^e

44 (59.5)^e

38 (57.6)^e

–

 In a relationship, n (%)

82 (36.9)

37 (45.1)^e

26 (35.1)^e

19 (28.8)^e

–

 Married, n (%)

11 (5.0)

5 (6.1)^e

2 (2.7)^e

4 (6.1)^e

–

 Divorced, n (%)

10 (4.5)

5 (6.1)^e

2 (2.7)^e

3 (4.5)^e

–

 Missing, n (%)

2 (0.9)

0 (0.0)

0 (0.0)

2 (3.0)

–

 Relationship preference

< 0.001

 Monoamorous, n (%)

133 (59.9)

60 (73.2)^e

50 (67.6)^e

23 (34.8)^f

–

 Polyamorous, n (%)

48 (21.6)

16 (19.5)^e

5 (6.8)^e

27 (40.9)^f

–

 Missing, n (%)

41 (18.5)

6 (7.3)

19 (25.7)

16 (24.2)

–

Sex and gender

 Birth-assigned Sex

< 0.001

  Male, n (%)

99 (44.6)

82 (100.0)^e

0 (0.0)^f

17 (25.8)^g

–

  Female, n (%)

123 (55.4)

0 (0.0)^e

74 (100.0)^f

49 (74.2)^g

–

 Sexual orientation^h

< 0.001

  Heterosexual, n (%)

85 (38.3)

46 (56.1)^e

36 (48.6)^e

3 (4,5)^f

–

  Non-heterosexual, n (%)

137 (61.7)

36 (43,9)^e

38 (51.4)^e

63 (95,5)^f

–

 Gender roles

  Bem masculine gender roles, M (SE)ⁱ

4.36 (0.78)

4.45 (0.79)

4.38 (0.73)

4.23 (0.83)

0.228

  Bem feminine gender roles, M (SE)

5.37 (0.70)

5.22 (0.74)^c

5.51 (0.67)^b

5.38 (0.65)

0.033

  Bem neutral gender roles, M (SE)

4.25 (0,51)

4.37 (0.51)^d

4.24 (0.51)

4.10 (0.47)^b

0.005

  Storms’ masculinity score, M (SE)^j

2.89 (0.89)

3.60 (0.66)^c,d

2.15 (0.70)^b,d

2.85 (0.58)^b,c

< 0.001

  Storms’ femininity score, M (SE)

2.82 (0.92)

2.07 (0.63)^c,d

3.63 (0.64)^b,d

2.83 (0.66)^b,c

< 0.001

 Gender-affirming and hormonal therapy

< 0.001

  Neither, n (%)

194 (87.4)

79 (96.3)^e

71 (95.9)^e

44 (66.7)^f

–

  Hormonal Therapy (HT), n (%)

20 (9.0)

3 (3.7)^e

3 (4.1)^e

14 (21.2)^f

–

  Gender-affirming surgery and HT, n (%)

8 (3.6)

0 (0.0)^e

0 (0.0)^e

8 (12.1)^f

–

Behavioral

Tobacco smoking

0.699

 Smokers, n (%)

15 (6.8)

8 (9.8)^e

4 (5.4)^e

3 (4.5)^e

–

 Social smokers, n (%)

44 (19.8)

16 (19.5)^e

16 (21.6)^e

12 (18.2)^e

–

 Non-smokers, n (%)

163 (73.4)

58 (70.7)^e

54 (73.0)^e

51 (77.3)^e

–

Alcohol consumption, weekly

0.01

 0, n (%)

60 (27.0)

20 (24.4)^e,f

14 (18.9)^f

26 (39.4)^e

–

 1–6, n (%)

129 (58.1)

44 (53.7)^e

49 (66.2)^e

36 (54.5)^e

–

 7 or more, n (%)

33 (14.9)

18 (22.0)^e

11 (14.9)^e,f

4 (6.1)^f

–

Cannabis consumption

 None, n (%)

134 (60.4)

45 (54.9)^e

56 (75.7)^f

33 (50.0)^e

0.004

 Occasionally (monthly or annually), n (%)

38 (17.1)

18 (22.0)^e

10 (13.5)^e

10 (15.2)^e

–

 Regularly (daily or weekly), n (%)

50 (22.5)

19 (23.2)^e,f

8 (10.8)^f

23 (34.8)^e

–

Illicit drug consumption

0.001

 None, n (%)

187 (84.2)

59 (72.0)^e

71 (95.9)^f

57 (86.4)^e,f

–

 Occasionally (monthly or annually), n (%)

29 (13.1)

18 (22.0)^e

3 (4.1)^f

8 (12.1)^e,f

–

 Regularly (daily or weekly), n (%)

6 (2.7)

5 (6.1)^e

0 (0.0)^e

1 (1.5)^e

–

Contraception and menstruation

Postmenopausal, n (%)

7 (3.2)

0 (0.0)^e

2 (2.7)^e,f

5 (7.6)^f

0.031

Contraceptive use

< 0.001

 None, n (%)

180 (81.1)

82 (100.0)^e

45 (60.8)^f

53 (80.3)^g

–

 Contraceptive pill, n (%)

27 (12.2)

0 (0.0)^e

20 (27.0)^f

7 (10.6)^g

–

 Hormonal IUD, n (%)

7 (3.2)

0 (0.0)^e

3 (4.1)^e

4 (6.1)^e

–

 Copper IUD, n (%)

2 (0.9)

0 (0.0)^e

2 (2.7)^e

0 (0.0)^e

–

 Other hormonal contraceptives, n (%)

6 (2.7)

0 (0.0)^e

4 (5.4)^e

2 (3.0)^e

–

General health

Medication use, n (%)

87 (39.2)

23 (28.0)^e

23 (31.1)^e

41 (62.1)^f

0.124

Neurological condition, n (%)

13 (5.9)

4 (4.9)^e

2 (2.7)^e

7 (10.6)^e

0.107

Cardiovascular condition, n (%)

13 (5.9)

2 (2.4)^e

4 (5.4)^e

7 (10.6)^e

0.034

General condition, n (%)

61 (27.5)

19 (23.2)^e

16 (21.6)^e

26 (39.4)^e

< 0.001

Psychiatric history

< 0.001

 None, n (%)

64 (28.8)

33 (40.2)^e

25 (33.8)^e

6 (9.1)^f

–

 Past or present history, n (%)

32 (14.4)

11 (13.4)^e

9 (12.2)^e

12 (18.2)^e

–

 Family history, n (%)

46 (20.7)

20 (24.4)^e

19 (25.7)^e

7 (10.6)^e

–

 Both past/present and family history, n (%)

79 (35.6)

18 (22.0)^e

21 (28.4)^e

40 (60.6)^f

–

 Missing, n (%)

1 (0.5)

0 (0.0)

0 (0.0)

1 (1.5)

–