Table 1

American Society of Anaesthesiologists grading
ASA Description
I Healthy individual with no systemic disease
II Mild systemic disease not limiting activity
III Severe systemic disease that limits activity but is not incapacitating
IV Incapacitating systemic disease which is constantly life-threatening
V Moribund, not expected to survive 24 hours with or without surgery

Duff et al.

Duff et al. BMC Surgery 2012 12:14   doi:10.1186/1471-2482-12-14

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