From: Outcomes and risk factors for delayed-onset postoperative respiratory failure: a multi-center case-control study by the University of California Critical Care Research Collaborative (UC3RC)
Variable
Adjusted Odds Ratio
(95% Confidence Interval)
Neurologic Disease (present on admission)a
4.36 (1.81–10.46)
Anesthesia Duration (per hour)
1.22 (1.04–1.44)
Maximum Operative Peak Inspiratory Pressure (per cm water)
1.14 (1.06–1.22)