Table 3.

American Society of Anesthesiologist (ASA) Score

Class 1	Healthy patient, no medical problems
Class 2	Mild systemic disease
Class 3	Severe systemic disease, but not incapacitating
Class 4	Severe systemic disease that is a constant threat to life
Class 5	Moribund, not expected to live 24 hours irrespective of operation
An e is added to the status number to designate an emergency operation. An organ donor is usually designated as Class 6