“…Studies have shown correlations between the ASA-PS in postoperative outcomes such as infection, anastomotic failure, pulmonary complications, length of stay, and mortality. In a range of surgical cohorts including orthopedic, gastrointestinal, gynecologic, and thoracic, [49][50][51][52][53][54][55] the ASA score is simple and can be performed rapidly at the bedside, but it carries significant inter-rater variation and is therefore thought to lack discriminatory power 56 compared with more complex but informative risk scores. 57…”