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Table 1: 
Characteristics of patients stratified by MRA findingsa
Intracranial Artery Stenosis/Occlusion (n = 16)No Intracranial Artery Stenosis/Occlusion (n = 113)P Value
Age (yr) (mean) (SD)67.9 (8.9)62.9 (15.9).22
Male8 (50.0)66 (58.4).59
Hypertension9 (56.3)48 (42.5).42
Cigarette smoking3 (18.8)29 (27.5)1
Hypercholesterolemia6 (37.5)42 (37.2).97
Previous stroke/TIA2 (12.5)15 (13.3)1
Diabetes4 (25.0)10 (8.8).07
ABCD2 score ≥411 (68.8)56 (49.6).18
Extracranial carotid stenosis >50%2 (12.5)10 (8.3).64
Atrial fibrillation1 (6.3)8 (7.1)1
Acute infarction on DWI13 (81.2)29 (25.6)<.001
  • ↵a Values in parentheses are percentages unless otherwise indicated.