Risk stratification by accelerated high-dose dipyridamole stress echocardiography in patients over 70 years of age.

Background: The non-invasive prognostic assessment of coronary artery disease in patients over 70 years old is an important goal in daily clinical practice.

Objectives: To retrospectively assess the feasibility, the positive and negative predictive values and the accuracy of accelerated high-dose dipyridamole stress echocardiography in patients over 70 years old.

Methods: Three hundred seventy nine patients (226 women; mean age of 75.