Background: The aim of this study was to evaluate the possible relationship between the degree of physical activity at the onset of myocardial infarction and thrombolysis outcome.
Methods: A total of 351 consecutive patients, who underwent thrombolysis due to ST elevation acute myocardial infarction, were prospectively studied. Patients were classified into three groups according to a generally accepted scale: group I patients had experienced symptoms during exertion, group II when sitting and group III during sleep or when reclining.