Table 1 Patient characteristics.
| Hypoperfusion (N=18) | Control (N=77) | P-value | |
|---|---|---|---|
| Background | |||
| Age (years) | 70±1.8 | 71±0.86 | 0.80 |
| Men | 16 (89%) | 66 (86%) | 0.72 |
| Symptomatic | 14 (78%) | 52 (68%) | 0.40 |
| Hypertension | 13 (72%) | 61 (79%) | 0.52 |
| Diabetes mellitus | 10 (56%) | 33 (43%) | 0.33 |
| Dyslipidemia | 10 (56%) | 48 (62%) | 0.60 |
| Smoker | 17 (94%) | 62 (81%) | 0.16 |
| Ischemic heart disease | 15 (83%) | 42 (55%) | 0.025 |
| Chronic kidney disease | 7 (39%) | 29 (39%) | 0.99 |
| Perioperative characteristics | |||
| Mean CSP±SD (mmHg) | 33±4.1 | 46±2.0 | 0.006 |
| Carotid shunt, n (%) | 17 (94%) | 41 (53%) | 0.0013 |
| Operative time±SD (min) | 272±24 | 265±12 | 0.81 |
| Perioperative stroke, n (%) | 0 (0%) | 1 (1.4%) | 0.66 |
| 30-day death, n (%) | 0 (0%) | 0 (0%) | NA |
CSP: carotid stump pressure; SD: standard deviation