Table 3 Estimated odds ratios and 95% confidence intervals for all variables of the final regression model

Year

2001

1.00

2004

0.75

0.65

0.86

2008

0.81

0.71

0.94

2013

0.81

0.70

0.94

2018

0.90

0.79

1.03

Education

Higher Education

1.00

Higher Secondary

1.59

1.42

1.79

Lower Secondary

1.95

1.70

2.24

No Diploma

2.84

2.39

3.37

Other

1.97

1.30

2.99

Income

First

1.00

Second

0.91

0.78

1.07

Third

0.85

0.73

0.99

Fourth

0.86

0.73

1.00

Fifth

0.79

0.68

0.92

Age

Age

0.99

0.99

1.00

Cannabis

No

1.00

Yes

0.97

0.74

1.28

Gender

Woman

1.00

Man

0.76

0.69

0.82

Depression

No

1.00

Yes

1.70

1.43

2.02

Anxiety

No

1.00

Yes

1.21

1.01

1.47

Urbanization

Rural

1.00

Suburban

1.00

0.84

1.89

Urbanized

0.97

0.82

1.14

Big Cities

1.26

1.07

1.47

GALI

Not Limited

1.00

Limited

1.77

1.57

1.98

Province

West-Vlaanderen

1.00

Antwerpen

0.78

0.63

0.96

Waals Brabant

1.25

0.94

1.66

Brussel

1.20

0.99

1.46

Hainaut

1.71

1.42

2.07

Limburg

1.06

0.83

1.35

Liege

1.47

1.19

1.81

Luxembourg

1.33

1.05

1.67

Namur

1.19

0.94

1.52

Oost-Vlaanderen

0.93

0.74

1.16

Vlaams Brabant

1.04

0.82

1.33