Table 7.

Logistic regression analysis on pre- and intraoperative risk factors for 30-day mortality.

Variables	Odds Ratio	95% CI	p
Model 1: Preoperative factors
BioIntegral	1.635	0.375–7.125	0.513
Endocarditis	3.503	0.807–15.201	0.094
Age (years)	1.056	1.002–1.112	0.041
Female gender	2.543	1.069–6.051	0.035
Diabetes mellitus	3.253	1.128–9.381	0.029
Non-paroxysmal AF	3.026	1.002–9.137	0.050
Renal insufficiency	2.655	1.076–6.555	0.034
Emergency	3.335	1.230–9.040	0.018
Model 2: Intraoperative factors
BioIntegral	1.245	0.355–4.368	0.732
Endocarditis	3.607	1.021–12.738	0.046
Age (years)	1.091	1.037–1.148	<0.001
Female gender	3.017	1.331–6.838	0.008
Bypass time (min)	1.006	1.001–1.011	0.029
Model 3: Pre- and intraoperative factors (Model 1 + 2) combined
BioIntegral	1.534	0.355–6.627	0.566
Endocarditis	3.231	0.757–13.796	0.113
Age (years)	1.059	1.004–1.117	0.035
Female gender	2.642	1.103–6.327	0.029
Diabetes mellitus	3.187	1.099–9.241	0.033
Non-paroxysmal atrial fibrillation	2.770	0.904–8.491	0.075
Renal insufficiency (creatinine > 120 µmol/L)	2.549	1.027–6.327	0.044
Emergency	3.102	1.133–8.495	0.028
Bypass time (min)	1.004	0.998–1.006	0.176

AF, Atrial fibrillation, Renal insufficiency (creatinine > 120 µmol/L).