The observed mortality rate as a function of American Society of Anesthesiologists' physical status and surgery-specific risk.
From: Glance L, Lustik SJ, Hannan EL, et al. The surgical mortality probability model derivation and validation of a simple risk prediction rule for noncardiac surgery. Ann Surg 2012; 255:696. DOI:
10.1097/SLA.0b013e31824b45af. Copyright © 2012. Reproduced with permission from Lippincott Williams & Wilkins. Unauthorized reproduction of this material is prohibited.
