Comfort Measures Only in Myocardial Infarction: Prevalence of This Status, Change Over Time, and Predictors From a Nationwide Study.

Most patients with AMI who were CMO by discharge had aggressive initial management and became CMO following in-hospital complications of their care. Early identification of high-risk patients and appropriate transition of such patients to CMO, if aligned with their values, remain important areas for future quality programs in AMI.