ASA Physical Status

I:  Healthy
II:  Mild systemic disease
III:  Severe systemic disease, not incapacitating
IV:  Severe systemic disease that is a constant threat to life
V:  Moribund, not expected to live 24 hrs irrespective of operation

CARDIAC ANESTHESIA RISK EVALUATION SCORE (CARE)

1. Patient with stable cardiac disease and no other medical problem. A noncomplex surgery is undertaken.

2. Patient with stable cardiac disease and one or more controlled medical problems. A noncomplex surgery is undertaken.

3. Patient with any uncontrolled medical problem or patient in whom a complex surgery is undertaken.

4. Patient with any uncontrolled medical problem and  in whom a complex surgery is undertaken.

5. Patient with chronic or advanced cardiac disease for whom cardiac surgery is undertaken as a last hope to save or improve life.

E. Emergency: Surgery as soon as diagnosis is made and operating room is available.