Table 1 Baseline data of studied patients based on smoking state

Age (years)

32.40 ± 8.22

38.20 ± 7.76

28.93 ± 7.98

< 0.001

< 0.001

0.04

< 0.001

Body mass index (kg/m²)

27.69 ± 5.29

27.94 ± 4.76

25.80 ± 4.62

0.12

0.84

0.09

0.08

Duration of asthma (years)

10.09 ± 4.56

11.65 ± 4.28

7.42 ± 4.84

0.05

0.46

0.08

0.02

Allergic rhinitis

33 (78.6%)

33 (76.7%)

32 (71.1%)

0.70

0.65

0.09

0.09

Childhood asthma

21 (50%)

10 (33.3%)

14 (31.1%)

0.15

0.34

0.80

0.12

Family history

25 (59.5%)

16 (53.3%)

27 (60%)

0.82

0.76

0.12

0.08

Comorbidities

0.78

0.10

0.06

0.09

 None

38 (90.5%)

26 (86.8%)

42 (93.4%)

 DM

2 (4.7%)

1 (3.3%)

1 (2.2%)

 HTN

1 (2.4%)

1 (3.3%)

0

 IHD

1 (2.4%)

1 (3.3%)

1 (2.2%)

 Hyperthyroidism

0

1 (3.3%)

1 (2.2%)

Previous exacerbation/year

2 (1-20)

2 (1-7)

1 (1-5)

0.01

0.02

< 0.001

0.57

Previous hospitalization

5 (2-10)

1 (0-3)

1 (0-3)

0.02

0.04

0.01

0.42

Previous ER visit

5 (3-10)

4 (0-6)

4 (0-5)

0.02

0.04

0.03

0.10