Use of benzodiazepine and Z-drugs and mortality in older adults after myocardial infarction.

Background: The adverse cardiovascular effects of benzodiazepines and Z-drugs (jointly referred as BZDRs) have been of concern. Yet, little is known about the use of BZDRs in relation to mortality risk among older adults with myocardial infarction history (post-MI).

Methods: This study is a secondary analysis of the Alpha Omega Cohort study, comprising post-MI patients aged 40-60 years.