Table III.
Summary statistics of operative and postoperative variables
| Variable | Overall (N = 51,001) | No CHS (n = 50,907) | CHS (n = 94) | P value |
|---|---|---|---|---|
| Urgency | 12.8 | 12.7 | 28.1 | <.001 |
| Local/regional | 9.1 | 9.1 | 10.1 | .734 |
| Patch angioplasty | 87.2 | 87.2 | 86.5 | .850 |
| Shunt | 54.3 | 54.3 | 50.0 | .418 |
| Re-exploration | 1.9 | 1.9 | 6.8 | .001 |
| Procedure time, minutes | 118.9 ± 52.4 | 118.9 ± 52.4 | 143.5 ± 9.3 | <.001 |
| Postoperative hypertension | 17.0 | 17.0 | 46.1 | <.001 |
| Postoperative hypotension | 10.9 | 10.9 | 29.2 | <.001 |
| Any IV medication | 27.1 | 27.0 | 62.9 | <.001 |
| Dysrhythmia | 2.0 | 2.0 | 13.5 | <.001 |
| Postoperative MI | 0.9 | 0.9 | 7.9 | <.001 |
| Discharge anticoagulant | 6.8 | 6.9 | 7.9 | .707 |
Any IV medication, Intravenous (IV) medication used to treat hypertension or hypotension; CHS, cerebral hyperperfusion syndrome; Local/regional, localdlocal anesthetic and IV sedation, regionaldcervical plexus block, epidural, or spinal; MI, myocardial infarction.
Categorical variables are presented as %. Continuous variables are presented as mean ± standard deviation.