Prioritisation instruments were developed for patients on waiting list for hip and knee arthroplasties (AI) and cataract surgery (CI). The aim of the study was to assess their convergent and discriminant validity and inter-observer reliability.
Quality in Health Care Area, Catalan Agency for Health Technology Assessment and Research, Carrer de Roc Boronat, 81-95 (segona planta) 08005, Barcelona, Spain. aallepuz@aatrm.catsalut.net