Mortality in noncardiac surgery. Values are presented as odds ratio (OR) and 95% CI. Statistical analyses were performed using the Peto OR method. Statistical significance was accepted α less than 0.05. (A) Forest plot of overall mortality for noncardiac surgery patients, which represents the mortality of the longest available follow-up. Thirteen were trials excluded due to no events. (B) Forest plot of in-hospital mortality for noncardiac surgery patients. Twelve trials were excluded due to no events. TIVA = total IV anesthesia; VOL = volatile anesthetics; volatiles = volatile anesthetics. *Events were given as event per patient and overall number of events per patient. References refer to table 5 of the Supplemental Digital Content 1, https://links.lww.com/ALN/B270.