Table 1.

Methods per patient population

Patients	HCPs	Country	Study design	Compensation	Ethical approval	Recording
Patients with T2DM	General practitioners; Internists; Pharmacists; Practice nurse	The Netherlands	Face-to-face interviews	HCPs received a voucher of €75 for their participation. Patients received a voucher of €50	UMCG (reference number M15.172178)	Video
Patients with a rare disease and caregivers of such patients	HCPs from the Hospital Sant Joan de Déu from Barcelona	Spain	Focus group discussions	Participants were compensated for their time and travel, according to the established budget for the EURORDIS involvement in the IMI Web-RADR project	Fundació Sant Joan de Déu	Audio
Adolescents	Lead Pharmacist Medication Safety; Paediatricians; Hospital doctors	UK	Face-to-face interview and focus group discussions	Adolescents were compensated travel expenses and refreshments/lunch for participating in the focus groups. A thank-you letter was sent to each adolescent following the session. Paediatricians, hospital doctors and pharmacists were not offered any compensation	UCL Research Ethics Committee	Audio

EURORDIS European Organisation for Rare Diseases, HCPs healthcare professionals, IMI Innovative Medicines Initiative, T2DM type 2 diabetes mellitus, UCL University College London, UK United Kingdom, UMCG University Medical Center Groningen, Web-RADR Web-Recognizing Adverse Drug Reactions