Characteristics of the 30 Patients.

Values are given as arithmetic mean ± standard deviation (SD) or number of patients (%) a Myocardial infarction dated back more than 48 hours Mean age was 64 years. The average HR was <60 bpm. 25 patients received oral administration of approximately 73 mg atenolol, and 8 of these patients received additional intravenous administration of 60 mg esmolol. Average tube current was 342 mA with mean radiation dose of 3 mSv for CTA. Characteristics of the 30 Patients.