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Table 2 Logistic regression of no attempt to quit versus attempt to quit

From: The role of betel-quid chewing in smoking cessation among workers in Taiwan

 

No attempt vs. failed attempt

No attempt vs. quitting

No attempt group vs. successful cessation

 

OR

95% CI

OR

95% CI

OR

95% CI

Gender

      

 Female

(Reference)

 

(Reference)

 

(Reference)

 

 Male

0.64*

0.44-0.93

0.52

0.12-2.31

2.73*

1.88-3.97

Age (yrs)

0.99

0.98-1.00

0.95

0.90-1.00

0.96*

0.95-0.97

Education level

      

 College above

(Reference)

 

(Reference)

 

(Reference)

 

 Elementary school

0.68

0.36-1.29

16.0

0.28-901.71

0.76

0.40-1.43

 High school

0.90

0.69-1.17

1.27

0.32-5.00

0.97

0.71-1.33

Occupations

      

 Professionals

(Reference)

 

(Reference)

 

(Reference)

 

 Senior officials and managers

1.21

0.72-2.03

18.72*

1.93-181.10

1.56

0.9-2.71

 Technicians & clerks

1.11

0.67-1.84

5.52

0.79-38.56

1.01

0.59-1.73

 Salespersons & service workers

1.22

0.74-2.01

0.77

0.10-5.99

1.55

0.89-2.69

 Skilled agricultural and fishery work, craft and related trades workers, and elementary occupations

0.99

0.6-1.64

0.97

0.1-9.18

1.22

0.7-2.12

Knowledge about tobacco hazards

0.86*

0.78-0.95

0.90

0.54-1.49

0.88*

0.78-0.99

Attitude toward smoking

0.91*

0.86-0.96

0.79

0.6-1.05

0.73*

0.68-0.78

Exposures to SHS at work

      

 No

(Reference)

 

(Reference)

 

(Reference)

 

 Yes

1.11

0.83-1.48

0.68

0.18-2.56

1.00

0.73-1.36

Exposures to SHS at home

      

 No

(Reference)

 

(Reference)

 

(Reference)

 

 Yes

0.78

0.61-1.00

1.28

0.36-4.57

1.71*

1.27-2.31

Smoking restriction at work

      

 No restriction

(Reference)

 

(Reference)

 

(Reference)

 

 Totally prohibited

0.83

0.55-1.24

1.22

0.16-9.33

0.67

0.44-1.01

 Banned in some areas

0.84

0.65-1.09

0.42

0.08-2.07

1.04

0.75-1.45

Smoking restriction at home

      

 No restriction

(Reference)

 

(Reference)

 

(Reference)

 

 Totally prohibited

0.72

0.47-1.11

1.53

0.3-7.85

0.46*

0.32-0.67

 Banned in some areas

1.08

0.84-1.39

2.99

0.71-12.6

1.90*

1.36-2.67

Cigarette consumption

1.00

0.99-1.02

2.96*

1.94-4.52

NA

NA

Betel quid chewing

      

 No

(Reference)

 

(Reference)

 

(Reference)

 

 Yes

1.37*

1.06-1.77

12.72*

1.05-154.26

3.62*

2.32-5.65

 −2log likelihood

1675.52*

87.23*

1336.02*

 Nagelkerke R2

0.06

0.78

0.33

  1. Note. NA = Not applicable. SHS = second-hand smoking. *p < 0.05.
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