Table 3.
Comparison of Baseline Characteristics Between Those Who Did and Did Not Experience A Stroke Within Two Days After Surgery
| Perioperative Stroke Within 2 days | |||
|---|---|---|---|
| No | Yes | P value | |
| Number | 81 | 12 | |
| Age (mean (SD), years) | 57.8 (9.3) | 61.1(7.6) | 0.2452 |
| Gender | 0.9991 | ||
| Male (66) | 57 | 9 | |
| Female (27) | 24 | 3 | |
| Race | 0.5991 | ||
| White (84) | 72 | 12 | |
| Other (9) | 9 | 0 | |
| Hypertension, No. (%) | 0.6961 | ||
| No (18) | 15 | 3 | |
| Yes (75) | 66 | 9 | |
| Atrial Fibrillation, No. (%) | 0.9991 | ||
| No (92) | 80 | 12 | |
| Yes (1) | 1 | 0 | |
| Hyperlipidemia | 0.9991 | ||
| No (16) | 14 | 2 | |
| Yes (77) | 67 | 10 | |
| Diabetes mellitus | 0.7171 | ||
| No (73) | 64 | 9 | |
| Yes (20) | 17 | 3 | |
| Cigarette smoking | 0.3291 | ||
| Never (7) | 6 | 1 | |
| Former (54) | 45 | 9 | |
| Current (32) | 30 | 2 | |
| Previous Myocardial Infarction | 0.1171 | ||
| No (83) | 74 | 9 | |
| Yes (10) | 7 | 3 | |
| Previous Stroke | 0.1381 | ||
| No (48) | 44 | 4 | |
| Yes (43) | 36 | 7 | |
| Unknown (2) | 1 | 1 | |
| Entry Event Type | 0.1301 | ||
| TIA (42) | 34 | 8 | |
| Stroke (51) | 47 | 4 | |
| Entry Event Side | 0.3481 | ||
| Right (54) | 49 | 5 | |
| Left (39) | 32 | 7 | |
| Entry Event to Randomization, mean(SD), days | 73.8(38.5) | 53.1(27.5) | 0.0933 |
| Randomization to Surgery, mean(SD), days | 10.7(13.3) | 7.3(6.7) | 0.7353 |
| Contralateral Carotid Stenosis (%) | 0.9991 | ||
| <50 (75) | 65 | 10 | |
| 50-69 (11) | 10 | 1 | |
| ≥70 (7) | 6 | 1 | |
| Modified Barthel Scale (mean (SD)) | 19.2(1.9) | 20.0(0.0) | 0.1133 |
| Modified Rankin Score (mean (SD)) | 1.4(1.1) | 1.1(0.9) | 0.3753 |
| NIHSS (mean (SD)) | 1.8(2.2) | 1.4(1.9) | 0.6423 |
| SSQoL (summary) (mean (SD)) | 3.7(0.9) | 4.1(0.8) | 0.1462 |
| Systolic Blood Pressure (mean (SD), mm Hg) | 132.3(14.8) | 132.3(18.2) | 0.9482 |
| Diastolic Blood Pressure (mean (SD), mm Hg | 77.0(10.4) | 72.4(10.8) | 0.1632 |
| PET OEF Ratio (mean(SD)) | 1.25(0.13) | 1.29(0.18) | 0.3812 |
| Collateral Circulation (number of angiographic Collaterals) | 0.4751 | ||
| 0 (10) | 9 | 1 | |
| 1 (34) | 31 | 3 | |
| 2 (42) | 36 | 6 | |
| 3 (7) | 5 | 2 | |
| Hematocrit (mean (SD)) | 41.2(4.8) | 38.8(3.2) | 0.0992 |
1
Fisher's Exact Test
2
t-test
3
Wilcoxon Rank Sum test