Distribution of demographic and vascular risk factors and vascular diseases in the whole group of patientsa
| Risk Factor | All Patients (N = 1344) | Patients with Intracranial Stenosis | Patients without Intracranial Stenosis | P Value |
|---|---|---|---|---|
| Age | 65.67 ± 13.2 | 66.02 ± 12.9 | 63.85 ± 12.9 | <.04 |
| Sex (male) | 983 (73.1%) | 81 (67.5%) | 902 (67.2%) | .14 |
| Ethnicity (Arab) | 310 (23.1%) | 23 (19.1%) | 287 (23.5%) | .28 |
| CVA | 1041 (77.5%) | 107 (89.2%) | 934 (76.3%) | .0005 |
| TIA | 303 (22.5%) | 13 (10.8%) | 290 (23.8%) | .0005 |
| Hypertension | 946 (70.4%) | 93 (77.5%) | 853 (69.8%) | .068 |
| Diabetes | 470 (35%) | 61 (50.8%) | 409 (33.5%) | .0002 |
| Hyperlipidemia | 686 (51%) | 72 (60%) | 614 (50.25%) | .04 |
| Smoking | 454 (33.8%) | 32 (26.7%) | 422 (34.5%) | .07 |
| IHD | 398 (29.6%) | 42 (35%) | 356 (29.1%) | .18 |
| MI | 187 (13.9%) | 17 (14.2%) | 170 (13.9%) | .9 |
| AF | 138 (10.3%) | 8 (6.7%) | 130 (10.6%) | .14 |
| PVD | 94 (7%) | 17 (14.2%) | 77 (6.3%) | .004 |
Note:—CVA indicates cerebral vascular accident; IHD, ischemic heart disease; AF, paroxysmal or chronic atrial fibrillation; PVD, peripheral vascular disease; MI, myocardial infarction.
↵a χ2 analyses and t tests, uncorrected for multiple comparisons, were performed.