title: Frailty indices as a predictor of postoperative outcomes: a systematic review protocol.
authors.affiliation: Department of Anesthesiology and Perioperative Medicine, School of Medicine, Faculty of Health Sciences, Queen's University, Kingston, Canada.
authors.forename: Julie
authors.initials: J
authors.lastname: Zalan
authors.affiliation: Queen's Joanna Briggs Collaboration for Patient Safety: a Collaborating Center of the Joanna Briggs Institute.
authors.forename: Rosemary
authors.initials: R
authors.lastname: Wilson
authors.affiliation: Kingston General Hospital.
authors.forename: Michael
authors.initials: M
authors.lastname: McMullen
authors.affiliation: Queen's Joanna Briggs Collaboration for Patient Safety: a Collaborating Center of the Joanna Briggs Institute.
authors.forename: Amanda
authors.initials: A
authors.lastname: Ross-White
mesh_terms: D000368:Aged; D016330:Frail Elderly; D015577:Geriatric Assessment / Q000379:methods*; D006801:Humans; D011184:Postoperative Period; D000078202:Systematic Reviews as Topic; D016896:Treatment Outcome
keywords: Frailty Index; postoperative complication; preoperative evaluation