Table 3. Predictors of morbidity in multivariate analysis.

Predictor	Adjusted OR	95% CI	p
Perioperative stroke	5.223	2.005–13.608	0.001
Age	1.042	1.031–1.053	0.000
Being female	2.080	1.773–2.439	0.000
Race
African American	1.119	0.728–1.719	0.609
Hispanic	1.264	0.755–2.116	0.372
Asian	0.409	0.189–0.883	0.023
Native American	0.760	0.280–2.061	0.590
Other/missing	1.038	0.710–1.516	0.848
Moderate risk (VWR=5–14)	1.291	1.091–1.528	0.003
High risk (VWR >14)	2.402	1.656–3.485	0.000
Postoperative cardiac arrest and nonfatal MI	1.841	1.376–2.464	0.000
Pericardial tamponade	7.364	0.949–57.160	0.056
Endocarditis, sepsis, and other infections	9.286	1.981–43.525	0.005
GI complications	9.551	1.257–72.555	0.029
Delirium	2.174	0.690–6.854	0.185

CI: confidence interval, GI: gastrointestinal, MI: myocardial infarction, OR: odds ratio, VWR: Van Walraven score.