End Points
angina
The primary end point is the angina symptom score: an ordinal clinical outcome scale calculated daily from the number of angina episodes and the units of antianginal medication (Secondary end points included self-reported angina frequency (smartphone application); antianginal medication initiation and uptitration; treadmill exercise time increment; physician-assessed angina severity (Canadian Cardiovascular Society (CCS) class); angina frequency, physical limitation, angina stability, freedom from angina (SAQ); quality of life (SAQ and EQ-5D-5L); and stress echocardiography score.