Table 5: Multivariate logistic regression analysis.

Coefficient Standard error Odds ratio 95% CI P-value
Intercept -2.0696 3.5417
Age, years 0.0257 0.0267 1.0261 0.9738-1.0811 0.314
AF, N (%) 0.6819 0.2699 3.9109 1.3578-11.2643 0.011
Surgical time, min 0.0039 0.0016 1.0039 1.0008-1.0069 0.009
Balance during operation, mL 0.0002 0.0001 1.0002 1.0000-1.0004 0.041
Cardiac index, L/min/m2 -0.5174 0.3568 0.5961 0.2962-1.1995 0.131
Potassium, mmoL/L -1.184 0.5171 0.3061 0.1111-0.8435 0.018
SVRI, dyne.sec.cm-5.m2 0.0013 0.0006 1.0013 1.0001-1.0025 0.033
Ventilator time, min 0.00004 0.0001 1.0000 0.9998-1.0003 0.683

Multivariate logistic regression analyses with p < 0.05.

CI: Cardiac index; SVRI: Systemic vascular resistance index; PaO2: Partial pressure of arterial oxygen, PaCO2: Partial pressure of arterial carbon dioxide;

NIPPV: Noninvasive positive pressure ventilator.