Canadian Cardiovascular Society Classification System for Angina Pectoris
Class | Activities Triggering Chest Pain |
|---|---|
1 | Strenuous, rapid, or prolonged exertion |
Not usual physical activities (eg, walking, climbing stairs) | |
2 | Walking rapidly |
Walking uphill | |
Climbing stairs rapidly | |
Walking or climbing stairs after meals | |
Cold | |
Wind | |
Emotional stress | |
3 | Walking, even 1 or 2 blocks at usual pace and on level ground |
Climbing stairs, even 1 flight | |
4 | Any physical activity |
Sometimes occurring at rest | |
Adapted from Braunwald E, Antman EM, Beasley JW, et al: ACC/AHA Guidelines for the management of patients with unstable angina and non-ST segment elevation myocardial infarction: A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee on the management of patients with unstable angina). Circulation 102(10):1193–209, 2000. doi: 10.1161/01.cir.102.10.1193 | |