From: Prediction of hypotension during the alveolar recruitment maneuver in spine surgery: a prospective observational study
The area under the curve
95% confidence interval
p value
MAP (mmHg)
0.710
0.607–0.799
0.001
HR (beats/min)
0.593
0.487–0.694
0.230
PVI
0.503
0.398–0.608
0.971
Pi
0.718
0.615–0.806
0.004