Table 3.
Multivariate analysis in normal and hypotension groups
| N = 172 | Reference | Odds ratio [95% CI] | P value |
|---|---|---|---|
| Gender (female) | Male | 3.95 [1.21, 12.97] | 0.02* |
| ASA-PS (ASA-PS = 3) | 1 or 2 | 8.94 [0.68, 118.0] | 0.10 |
| Heart disease | No | 10.40 [0.99, 110.0] | 0.05 |
| Systolic BP < 100 mmHg before induction | No | 13.30 [1.17, 151.0] | 0.04* |
| Decrease of mean blood pressure after ALA | No | 1.26 [0.50, 3.19] | 0.62 |
| General anesthesia | Spinal | 25.84 [9.80, 68.49] | < 0.001* |
N number, CI confidence interval, ASA-PS American Society of Anesthesiologists physical status classification, BP blood pressure, before induction before anesthesia induction, decrease of mean blood pressure after ALA decrease of mean blood pressure after 5-aminolevulinic acid intake
*p < 0.05