Table 4.
Logistic regression analysis for finding risk factors of composite of morbidity end points.
| Univariable | Multivariable | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p-Value | OR | 95% CI | p-Value | |
| Age (years) | 1.04 | 1.01–1.08 | 0.004 | 1.05 | 1.02–1.09 | 0.004 |
| Chronic kidney disease (n) | 5.92 | 2.90–12.09 | <0.001 | 4.92 | 2.13–11.36 | <0.001 |
| Congestive heart failure (n) | 2.07 | 1.05–4.08 | 0.035 | 1.41 | 0.65–3.09 | 0.386 |
| Baseline rSO2 (%) | 0.95 | 0.92–0.98 | <0.001 | 1.02 | 0.97–1.07 | 0.424 |
| AUT 50 (min%) | 1.06 | 1.03–1.08 | <0.001 | 1.05 | 1.01–1.08 | 0.015 |
| CPB duration (min) | 1.93 | 1.09–3.39 | 0.023 | 1.01 | 1.00–1.02 | 0.014 |
OR, odds ratio; 95% CI, 95% confidence interval; rSO2, regional cerebral oxygen saturation; AUT50, area under the threshold below an absolute value of 50% of regional cerebral oxygen saturation; CPB; cardiopulmonary bypass.