Table 1.

Brief summary of interventions in first and second levels

	Second level: professionals (GPs)	First level: patients
Content	Inhalation technique workshop:	Inhalation technique workshop:
	• Step-by-step correct technique demonstration (how)	• Step-by-step correct technique demonstration (how)
	• Explanation of each step for each device (why)	• Explanation of each step for each device (why)
Who applies the intervention	Research team	GPs from the intervention group
Who receives the intervention	GPs from the intervention group	Patients with COPD from the intervention group

COPD chronic obstructive pulmonary disease, GP general practitioner