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Percentage % overall non-adherence (TAI total score <50), sporadic non-adherence (TAI score items 1–5 <25) and deliberate non-adherence (TAI score items 6–10 < 25) in the total study population and in the subgroups diagnosis (COPD and COPD (+/-asthma), asthma), age (<64 years, ≥65 years) and sex (male, female).
