No of patients | 52 | 19 | 33 | |
Patient characteristics |
Age (mean (SD)) | 62.6 (14.0) | 59.4 (15.6) | 68.3 (8.6) | 0.05 |
Female (n (%)) | 32 (61.6) | 19 (57.6) | 13 (68.4) | 0.56 |
Diabetes (n (%)) | 15 (28.8) | 8 (42.1) | 7 (21.1) | 0.11 |
Smoker (n (%)) | 3 (5.8) | 0 (0) | 3 (9.0) | 0.29 |
Weight (kg) (mean (SD)) | 76.7 (13.6) | 82.0 (11.2) | 73.6 (14.0) | 0.02 |
Body mass index (mean (SD)) | 27.2 (4.7) | 29.6 (3.9) | 25.9 (4.7) | 0.006 |
Proton pump inhibitors (n (%)) | 15 (28.8) | 3 (15.8) | 12 (36.4) | 0.20 |
Patient diagnosis (n (%)) |
Wide necked aneurysm | 28 (54) | 9 (32) | 19 (68) | NS |
Symptomatic stenosis | 13 (25) | 4 (30) | 9 (70) | NS |
Cervical carotid stenosis | 11 (21) | 6 (55) | 5 (45) | NS |
Intraoperative measurements |
Base values (mean (SD)) | 374.0 (54.9) | 365.9 (46.2)* | 379.9 (60.8)* | 0.28 |
Activating clotting time (mean (SD)) | 248.0 (34.7) | 247 (26.8) | 248.6 (38.9) | 0.89 |
Aspirin reaction units (mean (SD)) | 463.0 (84.7) | 459.7 (69.1)† | 465.4 (95.4)† | 0.85 |
PIP (mean (SD)) | 30.7 (13.6) | 8.7 (7.8) | 43.4 (17.9) | <0.001 |