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This risk calculator predicts the risk of mortality, cardiac, and respiratory complications following aseptic revision total knee arthroplasty (TKA) or total hip arthroplasty (THA). It was created utilizing the American College of Surgeons National Surgical Quality Improvement Program database, with data from over 30,000 patients included in the model. The C-statistics are 0.88, 0.80, and 0.78 for the mortality, cardiac, and respiratory complications, respectively. This tool could be used prospectively to identify opportunities for patient optimization pre-operatively and guide risk assessment. Full methods and results are presented in the published paper: The views expressed herein are those of the author(s) and do not necessarily reflect the official policy or position of the Department of the Navy, Department of Defense, or the United States Government. Where applicable, study protocols have been approved by the respective Institutional Review Boards of the military treatment facilities where the research was conducted in compliance with all Federal regulations governing the protection of human subjects. Some authors may be military service members who have contributed as part of their official duties. Title 17, USC, §105 provides that 'Copyright protection under this title is not available for any work of the U.S. Government.' Title 17, USC, §101 defines a U.S. Government work as a work prepared by a military service member or employee of the U.S. Government as part of that person's official duties. Inquiries regarding content hosted on nb-group.org can be directed to CDR Phillip Geiger at phillip.g.geiger2.mil (at) mail.mil. |