Table 3.

Associations of socio-demographic and socio-economic factors with poor treatment adherence in asthma patients

	Morisky scale				MARS (5-item)				MARS (10-item)
	Unadjusted		Adjusteda		Unadjusted		Adjusted		Unadjusted		Adjusted
	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)	OR	(95% CI)
Age	1	(0.98–1.01)	1	(0.98–1.01)	0.98	(0.97–1.00)	0.98	(0.96–0.99)	1	(0.99–1.02)	1	(0.98–1.01)
Female sex	0.88	(0.51–1.50)	0.86	(0.48–1.54)	1.58	(0.96–2.60)	1.87	(1.07–3.27)	0.72	(0.41–1.26)	0.65	(0.35–1.18)
Education
Basic or secondary	1	Refb	1	Ref	1	Ref	1	Ref	1	Ref	1	Ref
Professional	1.43	(0.82–2.51)	1.55	(0.86–2.78)	1.79	(1.03–3.11)	1.91	(01.05–3.45)	1.23	(0.69–2.17)	1.15	(0.63–2.08)
Higher	1.45	(0.83–2.53)	1.72	(0.92–3.22)	1.27	(0.75–2.16)	1.25	(0.68–2.29)	0.97	(0.56–1.69)	1.16	(0.62–2.17)
Income
<300 €/month	1	Ref	1	Ref	1	Ref	1	Ref	1	Ref	1	Ref
300–550 €/month	0.83	(0.45–1.52)	0.74	(0.40–1.38)	0.86	(0.48–1.55)	0.89	(0.48–1.65)	0.86	(0.46–1.58)	0.81	(0.43–1.53)
550–750 €/month	0.67	(0.33–1.34)	0.51	(0.24–1.09)	0.8	(0.41–1.59)	0.66	(0.31–1.43)	0.62	(0.31–1.26)	0.54	(0.25–1.17)
>750 €/month	1.27	(0.50–3.22)	0.92	(0.33–2.54)	0.87	(0.38–2.03)	0.75	(0.29–1.93)	0.77	(0.32–1.84)	0.64	(0.25–1.69)
Asthma medication
Corticosteroids	1.34	(0.83–2.16)	0.82	(0.49–1.36)	0.57	(0.35–0.91)	0.56	(0.33–0.93)	0.69	(0.42–1.12)	0.72	(0.43–1.21)
Corticosteriods + beta 2 mimetic	1.04	(0.64–1.69)	0.85	(0.51–1.41)	1.93	(1.18–3.16)	2.04	(1.19–3.49)	1.18	(0.72–1.93)	1.11	(0.66–1.86)

OR odds ratio, CI confidence interval

^a Adjusted for age, sex, education and income

^b Reference group