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Table 4 Univariate and multivariable analysis of betel quid chewer to quit betel quid

From: Comparing factors affecting commencement and cessation of betel quid chewing behavior in Taiwanese adults

Variable

Item

Univariate

Multivariable

  

Hazard Rate Ratio

95% Confidence Interval

P-value

Hazard Rate Ratio

95% Confidence Interval

P-value

Sex

Male

3.48

(2.44, 4.97)

<.0001

1.73

(1.14, 2.64)

0.0107

 

Female

1.00

  

1.00

  

Education

Literate

0.54

(0.41, 0.70)

<.0001

0.46

(0.28, 0.76)

0.0026

 

Primary school

0.95

(0.77, 1.16)

0.5986

0.59

(0.37, 0.95)

0.0294

 

Junior high school

1.23

(0.94, 1.62)

0.1281

0.67

(0.40, 1.11)

0.1156

 

Senior high school

1.62

(1.26, 2.09)

0.0002

0.74

(0.46, 1.21)

0.2309

 

College and above

1.00

  

1.00

  

Occupation

Unemployed or non-technical

0.76

(0.62, 0.93)

0.0083

1.19

(0.59, 2.41)

0.6295

 

Technical

1.14

(0.92, 1.43)

0.2301

1.17

(0.58, 2.39)

0.6584

 

Semi-professional

1.71

(1.17, 2.50)

0.0058

1.46

(0.68, 3.12)

0.3315

 

Managerial/professional and above

1.00

  

1.00

  

Ethnicity

Aborigines

0.29

(0.22, 0.37)

<.0001

0.40

(0.30, 0.55)

<.0001

 

Non-aborigines

1.00

  

1.00

  

Cigarette smoker

Yes

1.64

(1.28, 2.09)

<.0001

0.95

(0.73, 1.25)

0.7261

 

No

1.00

  

1.00

  

Alcohol drinker

Yes

0.78

(0.63, 0.96)

0.0204

0.81

(0.65, 1.02)

0.0679

 

No

1.00

  

1.00

  

Type of quid

Betel quid

0.48

(0.39, 0.58)

<.0001

0.73

(0.50, 1.08)

0.1127

 

Lao-hwa quid

2.63

(2.13, 3.25)

<.0001

1.71

(1.13, 2.58)

0.0104

 

Betel quid + Lao-hwa quid

2.08

(1.48, 2.94)

<.0001

1.70

(1.04, 2.79)

0.0362

 

Others

1.00

  

1.00

  

Daily betel quid chewing amount (pieces)

1–9 pieces

1.00

  

1.00

  
 

10–19 pieces

0.99

(0.78, 1.26)

0.9385

0.81

(0.62, 1.06)

0.1276

 

20–29 pieces

0.98

(0.77, 1.26)

0.8960

0.75

(0.56, 0.99)

0.0401

 

30–99 pieces

0.87

(0.68, 1.10)

0.2489

0.69

(0.52, 0.90)

0.0070

 

above 100 pieces

0.66

(0.36, 1.20)

0.1742

0.57

(0.30, 1.07)

0.0785