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Table 3 Association of socio-demographic characteristics and health risks with current smoking, daily shisha consumption, and heavy smoking (more than 16 cigarettes per day) in logistic regression backward elimination models in Saudi Adults, 2013

From: Tobacco consumption in the Kingdom of Saudi Arabia, 2013: findings from a national survey

Characteristics

Current smoking

Daily shisha consumption

Heavy smoking

OR

95 % CI

OR

95 % CI

OR

95 % CI

Age (decades)

1.12

1.00

1.26

1.09

0.92

1.29

1.24

1.06

1.45

Sex:

 Male

1.00

  

1.00

  

1.00

  

 Female

0.04

0.03

0.06

0.13

0.09

0.20

0.01

0.00

0.02

Education:

 Primary school or less

1.00

  

1.00

  

1.00

  

 Elementary/high school completed

NA

  

1.33

0.83

2.13

0.77

0.51

1.15

 College degree or higher education

0.89

0.71

1.11

1.32

0.81

2.15

0.59

0.38

0.93

Marriage:

 Never married

1.00

  

1.00

  

1.00

  

 Currently married

1.72

1.21

2.43

1.73

1.07

2.77

1.45

0.87

2.42

 Separated, divorced, or widowed

3.58

2.03

6.30

2.37

1.20

4.70

2.60

1.09

6.23

Body mass index (kg/m2)

  < 25

1.00

  

1.00

  

1.00

  

 25─30

0.81

0.63

1.04

NA

  

0.82

0.61

1.10

 30+

0.89

0.68

1.15

NA

  

NA

  

Minimal physical activity

 No

1.00

  

1.00

  

1.00

  

 Yes

NA

  

1.24

0.91

1.69

1.15

0.83

1.58

Daily servings of fruits/vegetables

 Less than 5

1.00

  

1.00

  

1.00

  

 5 or more

1.19

0.84

1.69

NA

  

1.27

0.80

2.02

History of diagnosis with hypercholesterolemia

 No

1.00

  

1.00

  

1.00

  

 Yes

0.75

0.52

1.10

NA

  

NA

  

History of diagnosis with pre-diabetes

 No

1.00

  

1.00

  

1.00

  

 Yes

2.42

1.36

4.32

2.63

1.30

5.33

1.81

0.86

3.80

History of diagnosis with hypertension

 No

1.00

  

1.00

  

1.00

  

 Yes

NA

  

1.22

0.73

2.04

NA

  

History of diagnosis with a chronic condition

 No

1.00

  

1.00

  

1.00

  

 Yes

NA

  

NA

  

1.18

0.80

1.74

Constant

0.16

0.12

0.22

0.04

0.02

0.08

0.06

0.04

0.10

  1. Note: OR: odds ratio; CI: confidence interval; NA = not applicable as category has been removed by the model; variables and subcategories with P > 0.5 were removed from the model