Table 3.

Logistic regression analyses of medication adherence on beliefs about medicines in patients with COPD

	Not adjusted			With adjustmenta
	OR	95% CI	p	OR	95% CI	p
BMQ-subscales
General beliefs
Overuse	0.70	0.47–1.06	.09	0.61	0.37–1.00	.05
Harm	0.81	0.52–1.25	.34	0.87	0.53–1.42	.58
Utility	1.29	0.84–1.98	.25	1.40	0.85–2.30	0.18
Specific beliefs
Necessity	1.56	1.00–2.44	.05	2.46	1.36–4.42	<.01
Concerns	0.64	0.43–0.97	.03	0.86	0.53–1.41	.55

OR odds ratio, 95% CI 95% confidence interval, BMQ Beliefs about Medicines-Questionnaire, MARS Medication Adherence Report-Scale

^aModels adjusted for inpatient/outpatient treatment, CAT score (COPD assessment test), HADS (Hospital Anxiety and Depression Scale) depression score, HADS anxiety score, GSE (Generalized Self-Efficacy Scale) score, SF-12 PCS (Physical Component Scale), SF-12 MCS (Mental Component Scale) adjusted models: N: 164-171; Nagelkerke’s R²: .09–.16