Article Figures & Data
Tables
Potential Risk Factors No. of Patients P Value* Age (>60 vs ≤60 y) 56 vs 44 1.0 Sex (male vs female) 78 vs 22 .687 Symptom pattern (unstable vs stable) 27 vs 73 .004 Initial NIHSS (≥4 vs <4) 23 vs 77 .313 Presenting symptom (stroke vs TIA) 57 vs 43 1.0 Time from symptom onset (>7 vs ≤7 day) 70 vs 30 .482 Lesion location (anterior vs posterior) 69 vs 31 .277 Degree of stenosis (≥70% vs <70%) 49 vs 51 .049 Length of stenosis (≥7 vs <7 mm) 59 vs 41 .520 Residual stenosis (≥20% vs <20%) 59 vs 41 .086 Presence of diabetes 33 1.0 Presence of hypertension 71 .273 Presence of hyperlipidemia 26 .281 Presence of smoking history 36 .323 Presence of cardiac disease 15 1.0 Presence of previous stroke 32 .722 Level of C-reactive protein (≥0.2 mg/dL) 48 .154 Level of homocysteine (≥15 μmol/L) 28 .426 Note:—TIA indicates transient ischemic attack; NIHSS, National Institutes of Health Stroke Scale.
* Association between adverse event and each independent factor tested by Fisher exact test.
Symptom Pattern No. of Patients mRS ≤2 at 6 m (%) Event No. of Patients With Event Event Rate (%) Statistical Difference Minor Stroke Major Stroke Death Stable 73 71 (97) 2 0 1 3 4.1 P = .004* Unstable 27 18 (67) 2 3 2 7 25.9 Total 100 89 (89) 4 3 3 10 10 Note:—mRS indicates modified Rankin Scale.
* Fisher exact test.
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