Table 2 Results of factors associated between smoking and obstructive sleep apnea.

From: Association between smoking and obstructive sleep apnea based on the STOP-Bang index

Variables

Obstructive sleep apnea (OSA)

Men

Women

OR

95% CI

OR

95% CI

Smoking behavior

    

    Non–smoker

1.00

 

1.00

 

    Ex–smoker

1.53*

(1.01–2.32)

1.62

(0.66–3.97)

    Current smoker

1.79*

(1.10–2.89)

1.66

(0.60–4.57)

Age

    

    40–49

1.00

 

1.00

 

    50–59

8.34*

(4.63–15.03)

4.72*

(2.38–9.37)

    60–69

6.97*

(4.01–12.11)

5.27*

(2.70–10.29)

    ≥ 70

6.50*

(3.56–11.88)

4.16*

(1.80–9.63)

Marital status

    

    Married

1.00

 

1.00

 

    Single, widow

0.68

(0.34–1.34)

0.65

(0.42–0.99)

    Divorced, separated

0.64

(0.35–1.15)

0.65

(0.37–1.13)

Educational level

    

    Middle school or below

1.00

 

1.00

 

    High school

0.74

(0.45–1.23)

1.20

(0.78–1.84)

    College or over

0.88

(0.49–1.59)

1.14

(0.64–2.00)

Household income

    

    Low

1.00

 

1.00

 

    Mid–low

1.24

(0.70–2.17)

0.80

(0.50–1.27)

    Mid–high

1.24

(0.72–2.11)

0.76

(0.51–1.13)

    High

1.27

(0.69–2.35)

0.70

(0.42–1.19)

Region

    

    Urban

1.00

 

1.00

 

    Rural

1.19

(0.74–1.92)

1.13

(0.74–1.73)

Occupational categories

    

    White

1.12

(0.64–1.97)

0.77

(0.38–1.59)

    Pink

0.77

(0.40–1.48)

1.07

(0.63–1.80)

    Blue

0.84

(0.55–1.29)

0.79

(0.52–1.20)

    Inoccupation

1.00

 

1.00

 

High–risk drinking

    

    No–drinker

1.00

 

1.00

 

    Low–risk drinker

0.90

(0.39–2.07)

0.95

(0.64–1.42)

    High–risk drinker

1.15

(0.47–2.84)

0.77

(0.34–1.73)

Physical activity

    

    Active

1.00

 

1.00

 

    Inactive

1.05

(0.71–1.55)

1.12

(0.79–1.58)

BMI

    

    Underweight and normal

1.00

 

1.00

 

    Overweight

1.19

(0.80–1.75)

1.55

(0.96–2.52)

    Obesity of stage 1

1.41

(0.93–2.15)

2.27*

(1.52–3.40)

    Obesity of stage 2&3

3.44*

(1.17–10.09)

3.33*

(1.84–6.03)

Status of hypertension

    

    Normal

1.00

 

1.00

 

    Warning

1.20

(0.67–2.16)

1.26

(0.57–2.78)

    Pre–hypertension

1.38

(0.85–2.23)

1.31

(0.64–2.70)

    Hypertension of stage 1

18.92*

(8.61–41.58)

10.51*

(5.98–18.47)

    Hypertension of stage 2

29.38*

(16.65–51.85)

10.83*

(6.12–19.17)

Status of diabetes

    

    Normal

1.00

 

1.00

 

    Pre–diabetes

1.10

(0.72–1.68)

0.88

(0.60–1.30)

    Diabetes

1.02

(0.60–1.68)

1.18

(0.72–1.93)

Allergic rhinitis history

    

    Yes

1.44

(0.76–2.73)

1.72

(0.95–3.10)

    No

1.00

 

1.00

 

Life disturbance due to Rhinitis

    

    Yes

1.89*

(1.03–3.47)

0.88

(0.49–1.56

    No

1.00

 

1.00

 
  1. *Statistically significant in men or women.