Extended-duration thromboprophylaxis for abdominopelvic surgery: Development and evaluation of a risk-stratified patient decision aid to facilitate shared decision making.

A risk-stratified, evidence-based PtDA was created to facilitate shared decision making for the use of extended-duration LMWH following major abdominal surgery. This clinical tool was acceptable with patients and physicians and is available at https://decisionaid.ohri.ca/decaids.html.