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Table 2 Factors associated with suboptimal controller use and inappropriate use of relievers

From: Extent, trends, and determinants of controller/reliever balance in mild asthma: a 14-year population-based study

 

Controller to total medications < 50%

Inappropriate SABA use

Group

Variable

Odds Ratio

95% CI

P value

Odds Ratio

95% CI

P value

(Lower, Upper)

(Lower, Upper)

Socio-demographic

Sex (female = 1)

0.97

0.95–0.99

<.0003

0.78

0.76–0.81

<.0003

Higher SES

0.97

0.97–0.98

<.0001

0.98

0.97–0.98

<.0001

Year

0.99

0.98–1.00

<.0001

0.96

0.96–0.97

<.0001

Age

0.81

0.81–0.82

<.0001

0.9

0.89–0.91

<.0001

Asthma treatment variables

Asthma-related hospitalization

1.63

1.51–1.76

<.0001

0.99

0.83–01.18

0.9222

Asthma-related outpatient visit

0.95

0.94–0.96

<.0001

0.89

0.88–0.91

<.0001

Oral corticosteroid

1.28

1.25–1.30

<.0001

0.4

0.38–0.41

<.0001

Severity of Asthma

1.18

1.16–1.20

<.0001

3.6

3.52–3.69

<.0001

Comorbidity-related variables

Modified Charlson score

1.11

1.09–1.12

<.0001

0.98

0.96–1.00

0.1033

None asthma related hospitalization

1.01

1.00–1.02

0.0009

1.01

1.00–1.03

0.0789

None asthma related outpatient visit

1.00

1.00–1.00

<.0001

1.00

1.00–1.00

0.0137

Type & quality of care

Having received pulmonary function test

0.95

0.92–0.97

<.0003

0.87

0.82–0.92

<.0001

Respirologist consultation

0.57

0.54–0.59

<.0001

0.54

049–0.60

<.0001

Internal medicine consultation

0.98

0.93–1.03

0.5501

0.74

0.67–0.81

0.0014

General Practitioner Asthma visit

0.67

0.66–0.68

<.0001

1.16

1.12–1.19

<.0001

Continuity of care (COC)

      

COC = 0

–

–

–

 

–

–

COC > 0 and COC < 50%

0.84

0.82–0.86

<.0001

0.76

0.74–0.79

<.0001

COC > =50% and OC < 100%

0.86

0.84–0.88

<.0001

0.84

0.80–0.88

0.0014

COC = 100%

0.86

0.83–0.83

<.0001

0.85

0.80–0.90

<.0001

  1. SABA short-acting beta agonist, SES socio-economic status, CI confidence interval