Time trends in income-related disparity in incidence of acute coronary syndrome.

"Conflicts of interest : None declared."

"Funding This work was supported by Karen Elise Jensens Fund. Conflicts of interest: None declared. Key pointsHigher incidence of ACS, among those with lower personal income, has been acknowledged for decades.The present study provides a comprehensive account of population-based statistics on the 20-year time trends in income-related disparity in the incidence of ACS in Denmark.Income-related disparity in the incidence of ACS was present in Denmark throughout the 20-year period.Income-related disparity in the incidence of ACS persisted from 1998 to 2017 despite an overall decrease in the yearly ACS incidence on a national level."

"This population-based repeated cross-sectional study was conducted using data from national administrative registries, covering all contacts to the healthcare sector and information on SEP, on individual or aggregated levels., The study was reported according to the guidelines for The Reporting of studies Conducted using Observational Routinely-collected health Data (RECORD), which is an extended version of the STrengthening the Reporting of OBservational studies in Epidemiology (STROBE) statement (), and registered at the institutional review board (Journal number: 2019-899/10-0429)."