Table 2. Neuropsychological Test Scores*.
| CEA |
Spine |
P Value |
||||
|---|---|---|---|---|---|---|
| Test Deficit Score | Day 1 | Day 30 | Day 1 | Day 30 | Day 1 | Day 30 |
| COW | 0.5 ± 0.1 | 0.6 ± 0.2 | 0.5 ± 0.2 | 0.6 ± 0.3 | .93 | .91 |
| Rey | 1.4 ± 0.2 | 1.4 ± 0.2 | 0.6 ± 0.2 | 0.6 ± 0.2 | .006 | .01 |
| Trails A | 0.9 ± 0.2 | 0.4 ± 0.2 | 0.6 ± 0.2 | 0.5 ± 0.3 | .24 | .60 |
| Trails B | 1.1 ± 0.2 | 0.7 ± 0.2 | 0.5 ± 0.1 | 0.5 ± 0.3 | .01 | .67 |
| Total deficit score | 3.9 ± 0.4 | 3.1 ± 0.4 | 2.2 ± 0.3 | 1.8 ± 0.4 | .003 | .03 |
*
Values are mean ± SEM. CEA indicates carotid endarterectomy; COW, controlled oral word. Comparisons are by t test. Baseline values for Rey Complex Figure were not different between CEA and spine groups: 28.6 ± 6.9 and 30.7 ± 4.0 for CEA and spine groups, respectively, where values are mean ± SD.