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Table 4 Factors associated with the quality-of-life perception and daily activity impairment at the enrolment

From: Quality of life and work functionality in severe asthma patients: the impact of biological therapies

Features

N

Physical health perception (PCS)

Mental Health perception (MCS)

Daily Activity impairment

Beta

95% CI

p-value

Beta

95% CI

p-value

Beta

95% CI1

p-value

Gender

52

         

 F

 

-

-

 

-

-

 

-

-

 

 M

 

5.3

0.90, 9.8

0.019

1.4

-3.8, 6.5

0.594

-18

-31, -4.7

0.009

Age

52

-0.18

-0.37, 0.01

0.064

-0.20

-0.41, 0.01

0.065

0.17

-0.44, 0.77

0.581

Age at diagnosis

52

0.03

-0.15, 0.21

0.743

0.04

-0.16, 0.24

0.688

-0.24

-0.80, 0.32

0.388

BMI

52

0.37

-0.30, 1.0

0.275

-0.61

-1.3, 0.13

0.102

0.86

-1.2, 2.9

0.411

Smoke

52

-2.8

-6.5, 0.92

0.136

1.3

-2.9, 5.4

0.546

0.13

-11, 12

0.983

Education level

52

         

 A

 

-

-

 

-

-

 

-

-

 

 B

 

1.2

-3.5, 5.8

0.615

3.3

-2.0, 8.6

0.216

2.5

-13, 18

0.747

 C

 

10

4.1, 17

0.002

9.5

2.2, 17

0.012

-4.7

-26, 17

0.663

Atopy

52

0.91

-4.3, 6.1

0.724

1.4

-4.3, 7.1

0.619

-1.9

-18, 14

0.811

Nasal polyposis

52

3.6

-1.0, 8.2

0.124

0.93

-4.3, 6.2

0.722

-7.8

-22, 6.5

0.276

Drug

52

         

 Benralizumab

 

-

-

 

-

-

 

-

-

 

 Dupilumab

 

4.4

-0.85, 9.6

0.099

3.2

-2.7, 9.1

0.282

-8.3

-25, 8.1

0.314

 Mepolizumab

 

-1.0

-7.2, 5.1

0.734

0.11

-6.9, 7.1

0.974

-1.1

-21, 18

0.908

Exacerbations in the previous 12 months

52

-1.5

-4.8, 1.7

0.350

-2.3

-5.9, 1.2

0.193

14

4.6, 23

0.004

ACT

52

-0.08

-1.1, 0.92

0.867

1.5

0.43, 2.5

0.006

-2.9

-5.9, 0.07

0.055

Spirometric values (M ± SD)

 FEV1 (L)

52

6.4

3.2, 9.7

< 0.001

5.7

1.9, 9.5

0.004

-16

-26, -5.3

0.004

 FEV1 (%)

52

0.16

-0.02, 0.34

0.079

0.33

0.15, 0.51

< 0.001

-0.51

-1.1, 0.03

0.064

 FVC (L)

52

3.6

1.6, 5.5

< 0.001

1.7

-0.71, 4.0

0.165

-9.6

-16, -3.5

0.003

 FVC%

52

0.14

-0.06, 0.33

0.169

0.28

0.08, 0.49

0.007

-0.82

-1.4, -0.26

0.005

 FEV1/FVC

52

-0.01

-0.25, 0.23

0.932

0.31

0.07, 0.56

0.013

0.11

-0.62, 0.83

0.768

FeNO

52

0.17

-0.27, 0.61

0.435

0.00

-0.49, 0.48

0.988

0.01

-1.3, 1.4

0.992

Eosinophils (n/μL)

52

0.00

-0.01, 0.01

0.933

0.00

-0.01, 0.01

0.806

-0.01

-0.04, 0.03

0.763

Eosinophils %

52

0.14

-0.71, 1.0

0.737

-0.25

-1.2, 0.69

0.600

-0.23

-2.8, 2.4

0.862

Employment

52

         

 No

 

-

-

 

-

-

 

-

-

 

 Yes

 

3.4

-1.2, 8.1

0.144

3.1

-2.1, 8.3

0.233

-24

-37, -12

< 0.001

  1. Significant associations (p < 0.05) are shown in bold
  2. Abbreviations: PCS Summary of physical components, MCS Summary of mental components, A Primary education level (primary and lower secondary school), B Secondary education level (upper secondary school or vocational diploma), C Tertiary education level (bachelor’s degree and postgraduate degree), ACT Asthma Control Test, BMI Body mass index, FEV1 Forced expiratory volume in the first second, FVC Forced vital capacity