ASSOCIATION BETWEEN QRS DURATION ON PREHOSPITAL ELECTROCARDIOGRAM AND EARLY OUTCOME IN PATIENTS WITH ST SEGMENT ELEVATION MYOCARDIAL INFARCTION

Background: QRS duration has previously shown association with mortality in patients with acute myocardial infarction (MI) from the thrombolytic era. The prognostic value of QRS duration on prehospital electrocardiogram (ECG) in patients with ST segment elevation MI (STEMI) has not previously been