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Table 3 Prevalence of current asthma according to the participants’ characteristics and risk factors

From: Asthma prevalence and associated factors among lebanese adults: the first national survey

 

Current asthma

 

Bivariate analysis

Multivariable analysis-N = 711

 

P (95% CI)

P value

aOR (95% CI)

P value

 

5.0 (3.6–6.9)

   

Gender

    

Males

4.9 (3.0–7.7)

0.9

–

 

Females

5.1 (3.1–7.9)

   

Age classes

    

[16–35]

5.8 (3.5–9.1)

0.4

–

 

[35–55]

5.2 (3.0–8.5)

   

55 or above

2.9 (0.8–7.2)

   

Body ma3ss index (BMI)

    

< 25 kg/m2

6.2 (3.8–9.5)

0.5

–

 

[25–30] kg/m2

4.6 (2.5–7.6)

   

≥ 30 kg/m2

3.8 (1.0–9.4)

   

Residence

    

Beirut

11.8 (1.5–36.4)

0.05

Reference

 

Beqaa and Baalbek

3.1 (0.9–7.8)

 

0.12 (0.01–1.10)

0.06

Mount Lebanon

5.7 (3.1–9.4)

 

0.20 (0.03–1.36)

0.1

Nabatieh

0

 

–

 

North and Akkar

8.1 (4.5–13.2)

 

0.18 (0.03–1.29)

0.09

South

1.4 (0.2–5.1)

 

0.05 (0.004–0.51)

0.01

Marital status

    

Single

6.1 (3.5–9.7)

0.5

–

 

Married

4.8 (3.0–7.3)

   

Widowed/divorced

2.1 (0.1–11.3)

   

Education

    

≤ Complementary

3.4 (1.1–7.7)

0.6

–

 

Secondary

5.3 (2.7–9.2)

   

University

5.4 (3.3–8.2)

   

Occupation

    

Student

4.3 (0.9–12.2)

0.9

–

 

Currently working

4.8 (3.0–7.1)

   

Not working

5.9 (2.7–10.9)

   

Retired

3.1 (0.1–16.2)

   

CCS

    

No

6.1 (4.2–8.6)

0.05

Reference

0.03

Yes

2.6 (1.0–5.6)

 

0.31 (0.11–0.87)

 

CWS

    

No

5.9 (4.1–8.1)

0.05

Reference

0.06

Yes

2.0 (0.4–5.7)

 

0.25 (0.06–1.05)

 

PCS

    

No

4.6 (3.2–6.5)

0.05

Reference

0.7

Yes

11.9 (4.0–25.6)

 

1.29 (0.34–4.93)

 

PWS

    

No

5.0 (3.6–6.9)

0.9

–

 

Yes

5.3 (0.1–26.0)

   

Indoor allergens

    

No

5.0 (2.7–8.4)

0.9

–

 

Yes

5.1 (3.3–7.5)

   

Indoor air pollution

    

No

4.5 (1.9–8.6)

0.7

  

Yes

5.2 (3.5–7.4)

   

Outdoor allergens

    

No

4.3 (2.8–6.2)

0.02

Reference

0.3

Yes

9.6 (4.7–17.0)

 

1.72 (0.64–4.61)

 

Outdoor air pollution

    

No

3.9 (2.0–6.9)

0.3

–

 

Yes

5.8 (3.8–8.3)

   

Fruits and vegetables

    

Once at least daily

4.1 (2.5–6.2)

0.03

Reference

 

2–3 times/week

5.7 (2.5–10.9)

 

1.31 (0.48–3.57)

0.6

< than once/week

11.4 (5.1–21.3)

 

3.36 (1.14–9.92)

0.03

Family history of chronic respiratory disease

    

No

2.5 (1.4–4.1)

 < 0.001

Reference

0.001

Yes

16.7 (10.7–24.1)

 

3.92 (1.73–8.92)

 

Lung problems during childhood

    

No

3.8 (2.5–5.5)

 < 0.001

Reference

 < 0.001

Yes

20.8 (10.8–34.1)

 

9.43 (3.47–25.6)

 

Allergic rhinitis

    

No

1.4 (0.6–2.9)

 < 0.001

Reference

 < 0.001

Yes

12.6 (8.6–17.4)

 

8.12 (3.07–21.5)

 
  1. Bold numbers represent significant results (p < 0.05)
  2. R2 = 38.9; Hosmer & Lemshow– P value = 0.912; 95.1% of the participants correctly classified
  3. P prevalence, aOR adjusted Odds ratio, CI confidence interval, CCS current cigarette smokers, CWS current waterpipe smokers, PCS previous cigarette smokers, PWS previous waterpipe smokers
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