In-hospital mortality of patients with acute coronary syndrome (ACS) after implementation of national health insurance (NHI) in Indonesia.

"Declarations Ethics approval and consent to participateThe study protocol was approved by the Ethics Committee and Institutional Review Board of the Faculty of Medicine, Hasanuddin University Makassar, Indonesia. All individuals participating in the study have granted informed consent for the utilization of their data. In situations where participants are unable to provide consent due to illiteracy or incapacity, consent was obtained from a legally authorized representative (LAR) or next of kin. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was supported by the Indonesian Endowment Fund for Education (LPDP), Ministry of Finance, Republic of Indonesia, with grant number 201701220410108. The study sponsor had no influence on the design of the study, analysis of data, interpretation of results or the decision to submit the manuscript for publication."