Table 2 Socio-demographic factors associated with current substance use^a

Sex

Male

3.72

1.77

2.74

1.02

2.71

(2.99–4.67)***

(1.59–1.98)***

(2.21–3.41)***

(0.75–1.39)

(2.07–3.58)***

Female

Ref

Ref

Ref

Ref

Ref

Age

Mean(SD)

1.08

1.08

1.05

1.08

1.11

(1.04–1.11)***

(1.06–1.11)***

(1.01–1.09)*

(1.01–1.14)*

(1.06–1.16)***

Marital status

Married

Ref

Ref

Ref

Ref

Ref

Single

1.37

1.13

1.36

1.50

0.76

(0.91–2.15)

(0.90–1.42)

(0.89–2.19)

(0.76–3.56)

(0.50–1.22)

Others

6.45

3.05

3.13

2.21

2.98

(2.53–15.1)***

(1.49–6.04)**

(0.88–8.78)*

(0.12–12.9)

(0.84–8.33)

Religion

Protestant

Ref

Ref

Ref

Ref

Ref

Catholic

1.23

1.27

1.12

1.04

1.33

(1.02–1.49)*

(1.14–1.42)***

(0.91–1.37)

(0.75–1.45)

(1.04–1.71)*

Muslim

1.25

0.61

1.31

1.48

1.66

(0.79–1.88)

(0.43–0.83)**

(0.82–1.99)

(0.72–2.72)

(0.96–2.70)

Others

0.84

0.84

1.45

0.81

0.95

(0.47–1.38)

(0.62–1.13)

(0.91–2.21)

(0.28–1.80)

(0.45–1.78)

Birth order

1–2

Ref

Ref

Ref

Ref

Ref

3–5

0.82

0.87

0.77

1.06

1.04

(0.67–0.99)*

(0.78–0.98)*

(0.62–0.95)*

(0.76–1.46)

(0.80–1.34)

6 + 

0.64

0.65

0.55

0.82

1.35

(0.44–0.90)*

(0.53–0.80)***

(0.36–0.80)**

(0.44–1.42)

(0.91–1.94)

Level of Education

High School

1.07

0.59

0.92

0.83

1.23

(0.83–1.37)

(0.50–0.70)***

(0.70–1.20)

(0.50–1.30)

(0.88–1.68)

College

0.95

1.08

1.00

1.55

1.29

(0.73–1.22)

(0.94–1.25)

(0.77–1.29)

(1.06–2.22)*

(0.94–1.75)

University

Ref

Ref

Ref

Ref

Ref

Wealth Index

Quintile 1

1.16

0.89

1.61

1.58

1.15

(0.87–1.55)

(0.75–1.06)

(1.16–2.24)**

(0.97–2.62)

(0.79–1.67)

Quintile 2

1.61

1.68

2.87

1.56

1.27

(1.23–2.11)***

(1.44–1.97)***

(2.14–3.91)***

(0.96–2.60)

(0.88–1.84)

Quintile 3

1.02

0.89

1.48

1.54

0.88

(0.76–1.37)

(0.75–1.06)

(1.06–2.07)*

(0.94–2.57)

(0.59–1.32)

Quintile 4

0.69

0.61

0.64

0.76

1.01

(0.50–0.95)*

(0.50–0.73)***

(0.43–0.96)*

(0.42–1.36)

(0.69–1.48)

Quintile 5

Ref

Ref

Ref

Ref

Ref