Table 3.

Univaried and multivariate analysis of delirium predictors after coronary artery bypass grafting

Factor	Odds ratio		P-value			P-value
	Estimate	95 % CI		Estimate	95 % CI
	Univariate			Multivariate
Preoperative
Gender	0.667	0.148-2993	0.5967	n.i.
Older age	1.045	0.945-1.155	0.3938	n.i.
Higher weight	1.043	0.988-1.101	0.1240	n.i.
NYHA (2 vs. 3)	<0.001	<0.001-999.999	0.9687	n.i.
NYHA (2 vs. 4)	<0.001	<0.001-999.999	1.0000	n.i.
MI	0.784	0.185-3332	0.7420	n.i.
MI <30 days	1.650	0.366-7.437	0.5145	n.i.
Renal failure	<0.001	<0.001-999.999	0.9857	n.i.
COPD	<0.001	<0.001-999.999	0.9732	n.i.
Hypertension	>999.999	<0.001-999.999	0.9798	n.i.
Periferial vascular disease	2.130	0.486-9.689	0.3279	n.i.
Diabetes	1.882	0.416-8516	0.4117	n.i.
Malnutrition (NRS2003)	6.316	1.384-28.819	0.0173	6.316	1.384-28.819	0.0173
Smoking history	1.263	0.236-6.766	0.7849	n.i.
Alcohol abuse	<0.001	<0.001- > 999.999	0.0890	n.i.
Hb	0.957	0.909-1.007	0.0890	n.i.
Operative risk
Euroscorell	0.999	0.597-1.672	0.9976	n.i.
STS predicted mortality	1.237	0.976-1.568	0.0792	n.i.
STS predicted mortality/mobidity	1.047	1.001-1.095	0.0465	n.s.
Operative value
Surgery time	1.002	0.988-1.018	0.7462	n.i.
CPB time	1.000	0.975-1.025	0.9909	n.i.
Ao cross clamp time	0.984	0.947-1.023	0.4169	n.i.

n.i. - not included; n.s. - not significant