Table 6 Bivariate and multivariate logistic regression for guideline adherence (odds ratios (OR), and 95% CIs in brackets) to COPD treatment in hospital- and population-recruited patients in the EconCOPD-study

Population-based COPD cases

ref

ref

Hospital-recruited COPD patients

5.9** [2.5,14.2]

2.4* [0.9,6.5]

 Male

ref

ref

 Female

1.1 [0.7,1.9]

1.4 [0.7,2.7]

Age, 10 yrs. increment

1.2 [0.9,1.6]

1.1 [0.8,1.6]

 Stage 2

ref

ref

 Stage 3 and 4

23.6** [10.8,51.5]

19.0** [8.4,43.0]

 Current smoker

ref

ref

 Ex-smoker

2.2** [1.3,4.0]

1.4 [0.7,2.9]

 Primary School

ref

ref

 High School

1.0 [0.6,1.7]

1.3 [0.6,2.7]

 University

1.2 [0.6,2.5]

2.0 [0.8,5.1]

 No dyspnoea

ref

ref

 Dyspnoea, any grade

4.3** [2.0,9.4]

1.6 [0.6,4.3]

 No

ref

ref

 Yes

1.6* [1.0,2.6]

0.8 [0.4,1.6]

Number of comorbid conditions (mean)

1.1 [1.0,1.3]

1.0 [0.9,1.3]

N

335

335