Associations between intraoperative and post-anesthesia care unit hypotension and surgical ward hypotension

To test whether patients who experience hypotension in the post-anesthesia care unit or during surgery are most likely to experience hypotension on surgical wards. A prediction study using data from two randomized controlled trials. Operating room, post-anesthesia care unit, and surgical ward. 550 adult patients having abdominal surgery with ASA physical status I-IV. Blood pressure measurement per routine intraoperatively, and with continuous non-invasive monitoring postoperatively. The primary predictors were minimum mean arterial pressure (