Figure 2. Kaplan-Meier survival curves for the cardiovascular mortality.
The patients were dichotomized by a median value of the 4%POD of 11.9%. The dotted lines indicate the 95% confidence interval. POD: percentage of oxygen desaturation events.
The patients were dichotomized by a median value of the 4%POD of 11.9%. The dotted lines indicate the 95% confidence interval. POD: percentage of oxygen desaturation events.