International practices, barriers, and enablers for patient and public involvement in pricing and reimbursement decision-making: a mixed-methods study
Tom Adriaenssens
IntroductionPatient and public involvement (PPI) in pricing and reimbursement (P&R) procedures is increasingly recognized as essential for strengthening the quality, legitimacy, and patient-centredness of healthcare decision-making. However, implementation remains heterogeneous across countries and data on concrete practices, barriers, and enablers are fragmented. This study aimed to map international approaches to PPI in P&R procedures and identify barriers and enablers to meaningful in