Table 1 Socio-demographic characteristics of the sample

Sex

 Males

164 (23.9%)

62 (25.4%)

26 (18.1%)

31 (34.8%)

45 (21.4%)

χ² = 9.570

p = 0.023

 Females

523 (76.1%)

182 (74.6%)

118 (22.6%)

58 (65.2%)

165 78.6%)

Age (years)

 M (SD)

24.1 (3.2)

24.1 (3.2)

24.2 (3.4)

26.6 (3.1)

24.2 (3.2)

p = 0.625

Educational level (years)

 M (SD)

17.6 (2.5)

17.7 (2.4)

17.6 (2.7)

17.9 (2.6)

17.5 (2.2)

p = 0.521

Living condition

 With their nuclear family

372 (54.1%)

122 (50%)

72 (50%)

52 (58.4%)

126 (60%)

χ² = 26.440

p = 0.190

 With one their parents

63 (9.2%)

26 (10.7%)

17 (11.8%)

2 (2.2%)

18 (8.6%)

 With other relatives (not parents)

11 (1.6%)

4 (1.6%)

3 (2.1%)

1 (1.1%)

3 (1.4%)

 Alone

35 (5.1%)

13 (5.3%)

10 (6.9%)

6 (6.7%)

6 (2.9%)

 In a university hostel/boarding school

19 (2.8%)

9 (3.7%)

4 (2.8%)

5 (5.6%)

1 (0.5%)

 Together with friends

72 (10.5%)

31 (12.7%)

13 (9%)

9 (10.1%)

19 (9%)

 With their partner

76 (11.1%)

26 (10.7%)

20 (13.9%)

9 (10.1%)

21 (10%)

 Other

39 (5.7%)

13 (5.3%)

5 (3.5%)

5 (5.6%)

16 (7.6%)

Psychological problem history

 None

163 (23.7%)

χ² = 25.207

p < 0.001

 Yes

524 (76.3%)

Siblings

 Yes

568 (82.7%)

47 (19.3%)

25 (17.4%)

10 (11.2%)

37 (17.6%)

χ² = 2.956

p = 0.401

 No

119 (17.3%)

197 (80.7%)

119 (82.6%)

79 (88.8%)

173 (82.4%)

Relationship status

 Single

12 (1.7%)

2 (1%)

2 (1.4%)

2 (2.3%)

6 (2.9%)

χ² = 11.620

p = 0.236

 In a stable relationship

370 (53.9%)

122 (50%)

80 (55.6%)

43 (48.3%)

125 (59.5%)

 In a unstable relationship

38 (5.5%)

14 (5.7%)

11 (7.6%)

4 (4.5%)

9 (4.3%)

 Married

267 (38.9%)

106 (43.3%)

51 (35.4%)

40 (44.9%)

70 (33.3%)