Table 1—

Characteristics of 263 patients referred for echocardiography

Age (years) (means ± SE)54 ± 1
Sex (men/women)252/11
Normal left ventricular function45%
Abnormal left ventricular function55%
History of the following:
 CHF25%
 Hypertension85%
 Coronary artery disease48%
 Myocardial infarction27%
 Atrial fibrillation15%
 Type 1 diabetes10%
 Type 2 diabetes90%
 Renal failure6%