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Table 2 Factors associated with smoking, cessation, and exposure to secondhand smoke

From: A population study on the time trend of cigarette smoking, cessation, and exposure to secondhand smoking from 2001 to 2013 in Taiwan

 

Smoking

Cessation

Exposure to secondhand smoke

 

P value

OR

95 % CI

P value

OR

95 % CI

P value

OR

95 % CI

     

males

   

Age

0.00

  

0.00

  

0.00

  

18–24vs25–40

0.00

0.64

(0.57–0.72)

0.00

0.55

(0.40–0.76)

0.00

1.58

(1.32–1.88)

40–64vs25–40

0.00

0.72

(0.67–0.79)

0.00

2.08

(1.81–2.39)

0.00

0.51

(0.45–0.59)

> = 65vs25–40

0.00

0.43

(0.38–0.49)

0.00

5.82

(4.77–7.11)

0.00

0.30

(0.24–0.36)

college degree or above VS Under high school

0.00

0.48

(0.45–0.52)

0.00

1.41

(1.24–1.62)

0.00

0.71

(0.63–0.80)

Level of urbanization

0.15

  

0.00

  

0.63

  

Medium vs high

0.33

1.05

(0.95–1.15)

0.00

0.80

(0.69–0.93)

0.42

0.95

(0.83–1.08)

Low vs high

0.43

0.96

(0.86–1.07)

0.00

0.70

(0.60–0.83)

0.89

0.99

(0.86–1.15)

Marital status

0.00

  

0.00

  

0.12

  

Other vs married and living together

0.00

1.52

(1.36–1.69)

0.00

0.72

(0.62–0.85)

0.04

1.21

(1.01–1.44)

Never married vs married and living together

0.00

1.22

(1.11–1.34)

0.00

0.55

(0.46–0.67)

0.81

1.02

(0.88–1.18)

Household income(USD)

0.03

  

0.00

  

0.01

  

<1,000 vs 1,000–3,333

0.04

1.10

(1.00–1.20)

0.00

0.81

(0.71–0.93)

0.00

0.82

(0.72–0.93)

>3,333 vs 1,000–3,333

0.18

0.94

(0.86–1.03)

0.10

1.14

(0.97–1.33)

0.57

0.97

(0.86–.09)

Currently employed vs not employed

0.00

1.28

(1.18–1.39)

0.00

0.67

(0.59–0.77)

0.00

2.05

(1.82–2.31)

Chews betel nut vs doesn’t chew betel nut

0.00

4.53

(4.17–4.92)

0.00

0.76

(0.68–0.86)

0.00

2.14

(1.81–2.54)

Drinks alcohol vs doesn’t drink alcohol

0.00

2.40

(2.25–2.57)

0.00

0.60

(0.54–0.67)

0.00

1.60

(1.41–1.81)

Comparison between surveys

0.00

  

0.00

  

0.00

  

2001VS2005

0.12

1.08

(0.98–1.18)

0.00

0.75

(0.63–0.88)

   

2009VS2005

0.00

0.72

(0.66–0.79)

0.00

2.41

(2.06–2.80)

0.50

0.96

(0.85–1.08)

2013VS2005

0.00

0.63

(0.57–0.69)

0.00

2.56

(2.22–2.95)

0.00

0.78

(0.70–0.88)

     

females

   
 

0.00

  

0.00

  

0.00

  
 

0.13

0.84

(0.66–1.05)

0.29

0.70

(0.36–1.36)

0.00

1.66

(1.45–1.91)

 

0.00

0.34

(0.29–0.41)

0.13

1.39

(0.90–2.13)

0.00

0.64

(0.58–0.70)

 

0.00

0.12

(0.08–0.16)

0.00

4.96

(2.68–9.18)

0.00

0.31

(0.27–0.36)

 

0.00

0.17

(0.14–0.21)

0.00

2.11

(1.33–3.33)

0.00

0.68

(0.63–0.75)

 

0.00

  

0.14

  

0.02

  
 

0.04

0.83

(0.69–0.99)

0.44

1.18

(0.77–1.81)

0.09

1.09

(0.99–1.19)

 

0.00

0.48

(0.38–0.60)

0.33

0.77

(0.45–1.32)

0.01

1.17

(1.05–1.31)

 

0.00

  

0.01

  

0.00

  
 

0.00

3.31

(2.78–3.95)

0.00

0.48

(0.31–0.74)

0.00

0.83

(0.75–0.92)

 

0.00

1.99

(1.59–2.50)

0.42

0.82

(0.50–1.35)

0.84

0.99

(0.89–1.10)

 

0.01

  

0.02

  

0.49

  
 

0.10

1.14

(0.97–1.34)

0.63

1.11

(0.72–1.70)

0.75

0.99

(0.91–1.07)

 

0.01

0.75

(0.60–0.94)

0.00

2.21

(1.29–3.78)

0.24

0.94

(0.85–1.04)

 

0.48

1.05

(0.91–1.22)

0.03

0.65

(0.45–0.95)

0.00

1.60

(1.48–1.72)

 

0.00

7.84

(5.79–10.9)

0.78

0.92

(0.52–1.64)

0.00

1.99

(1.38–2.85)

 

0.00

4.59

(3.93–5.36)

0.00

0.45

(0.30–0.69)

0.00

1.92

(1.67–2.21)

 

0.00

  

0.00

  

0.00

  
 

0.00

0.67

(0.55–0.81)

0.85

1.05

(0.63–1.76)

   
 

0.35

1.09

(0.91–1.30)

0.00

3.14

(2.00–4.94)

0.00

0.81

(0.74–0.89)

 

0.70

1.04

(0.85–1.27)

0.01

2.77

(1.67–4.58)

0.00

0.68

(0.62–0.74)

  1. Note 1: Logistic regression analyses were adjusted using SUDAAN
  2. Note 2: OR = odds ratio
  3. Note3: Smoking status: ‘Never smoker’ refers to those that have never smoked or have smoked 100 cigarettes or fewer. ‘Smoker’ refers to those who have smoked more than 100 cigarettes and are still currently smoking. ‘Ex-smoker’ refers to those who have smoked more than 100 cigarettes but are no longer currently smoking
  4. Note4: Secondhand smoking was analyzed among non-smokers who were non-smokers, or ex-smokers