Table 4 Logistic regression analyses for factors associated with OSA

Age > 60

Age ≤ 60

1.9

1.6-2.3

< 0.001

1.2

0.8-1.7

0.32

Male

Female

1.0

0.8-1.2

0.94

–

–

–

Diabetes

Diabetes-free

2.4

1.8-3.2

< 0.001

2.2

1.3-3.5

< 0.01

Asthmatic

Asthma-free

0.9

0.7-1.3

0.73

–

–

–

History of stroke

Stroke-free

1.5

1.0-2.2

0.05

0.8

0.4-1.6

0.57

Chronic nasal congestion

No congestion

1.9

1.5-2.4

< 0.001

1.6

1.1-2.5

0.01

Ever smoker

Never smoker

1.3

1.0-1.7

0.05

0.8

0.4-1.8

0.63

BMI ≥ 30

BMI < 30

3.7

3.0-4.5

< 0.001

2.4

1.8-3.3

< 0.001

Neck> 37 cm M/31 cm F

Normal Neck

3.0

2.3-3.9

< 0.001

2.7

1.2-6.4

0.02

Family history of snoring

Negative history

6.1

4.9-7.6

< 0.001

5.5

4.0-7.5

< 0.001

Uncontrolled BP

BP < 140/90

0.9

0.7-1.1

0.33

–

–

–

ESS score ≥ 10

ESS score < 10

2.0

1.6-2.4

< 0.001

1.3

0.9-1.8

0.12

Hypertensive

Negative history

5.4

4.2-7.0

< 0.001

5.1

3.2-8.2

< 0.001

Alcohol intake

Non drinker

0.6

0.4-0.8

0.002

1.4

0.7-3.1

0.34

Post-menopausal

Pre-menopausal

3.4

2.5-4.6

< 0.001

1.2

0.8-1.9

0.36

Works> 8 h/day

works≤8 h/day

0.7

0.6-0.9

0.001

0.6

0.4-1.0

0.03