Global and regional burden and quality of care of non-rheumatic valvular heart diseases: a systematic analysis of Global Burden of Disease 1990-2017.

Background: With an increase in the incidence and prevalence of non-rheumatic valvular heart diseases (NRVHDs), having a proper understanding of the disease current status in terms of quality of care and healthcare access can considerably affect further planning for the healthcare system.

Objective: In this study, we aimed to evaluate and compare the quality and equity of care concerning NRVHDs in terms of gender and sociodemographic index (SDI) using a newly proposed index.

Methods: We obtained the primary measures (e.