1. Illustration of a trial design to help evaluate the clinical accuracy of a test of ischaemia.
Illustration of a trial design to help evaluate the clinical accuracy of a test of ischaemia. The best test would result in improved symptoms in those patients who test positive and are randomised to antianginal treatment, with no change in symptoms in those who test positive and are randomised to placebo, or after treatment for those who test negative.
Annette Maznyczka et al. Open Heart 2015;2:e000178
©2015 by British Cardiovascular Society