* Out of 325 patients tested, 12.6% tested positive for drugs, with a notably higher prevalence (34.0%) among those under 50 years old; these users were predominantly younger men and active smokers.
* The findings revealed that recreational drug users experienced significantly higher rates of major adverse cardiac events (MACEs) and ventricular arrhythmia, indicating a critical association between drug use and poorer in-hospital outcomes for STEMI patients.