No consensus exists regarding the definition of high-risk surgery in older adults. An inclusive and precise definition of high-risk surgery may be useful for surgeons, patients, researchers, and hospitals.
To develop a list of high-risk operations.
Design, Setting, and Participants
Retrospective cohort study ...
JAMA Surg. Published online February 18, 2015. doi:10.1001/jamasurg.2014.1819