BS group n=81 | AG group n=39 | AS group n=38 | Total n=158 | p Value | |
---|---|---|---|---|---|
Age (year) (median (IQR)) | 59 (37–79) | 60 (38–78) | 56 (37–73) | 58 (37–79) | 0.195 |
Male (n (%)) | 63 (77.8) | 30 (76.9) | 33 (86.8) | 126 (79.7) | 0.456 |
Medical history (n (%)) | |||||
Hypertension | 56 (69.1) | 27 (69.2) | 26 (68.4) | 109 (69.0) | 0.996 |
Hyperlipidemia | 49 (60.5) | 24 (61.5) | 21 (55.3) | 94 (59.5) | 0.826 |
Diabetes mellitus | 31 (38.3) | 11 (28.2) | 11 (28.9) | 53 (33.5) | 0.434 |
Myocardial infarction | 17 (21.0) | 6 (15.4) | 3 (7.9) | 26 (16.5) | 0.195 |
Stroke history | 25 (30.9) | 11 (28.2) | 8 (21.1) | 44 (27.8) | 0.695 |
Current or ex-smoker | 46 (56.8) | 22 (56.5) | 26 (68.4) | 94 (59.5) | 0.558 |
Current or ex-alcoholism | 32 (39.5) | 21 (53.9) | 17 (44.8) | 70 (44.3) | 0.346 |
Baseline NIHSS score (median (IQR)) | 0 (0–1) | 0.5 (0–3) | 0 (0–1) | 0 (0–1) | 0.342 |
Baseline mRS score (n (%)) | 0.489 | ||||
0 | 17 (21.3) | 4 (10.5) | 8 (21.1) | 29 (18.6) | |
1 | 57 (71.3) | 31 (81.6) | 25 (65.8) | 113 (72.4) | |
2 | 6 (7.5) | 3 (7.9) | 5 (13.2) | 14 (9.0) | |
Vessel involved (n (%)) | 0.516 | ||||
Intracranial ICA | 7 (8.6) | 5 (12.8) | 3 (7.9) | 15 (9.5) | |
M1 | 9 (11.1) | 8 (20.5) | 5 (13.2) | 22 (13.9) | |
V4 | 36 (44.4) | 10 (25.6) | 17 (44.7) | 63 (39.9) | |
BA | 29 (35.8) | 16 (41.0) | 13 (34.2) | 58 (36.7) | |
Mean stenosis preprocedure (%) (mean (SD)) | 81.02 (7.43) | 83.95 (9.36) | 82.11 (7.23) | 82.01 (7.94) | 0.167 |
Mean length of target lesion (mm) (mean (SD)) | 5.58 (2.19) | 5.95 (1.77) | 7.58 (3.05) | 6.14 (2.45) | 0.000 |
Last onset event preprocedure (%) | 0.315 | ||||
TIA | 37 (45.7%) | 11 (28.2) | 19 (50.0) | 67 (42.4) | |
Minor stroke | 38 (46.9%) | 23 (59.0) | 16 (42.1) | 77 (48.7) | |
Stroke | 6 (7.4%) | 5 (12.8) | 3 (7.9) | 14 (8.9) |
AG group, angioplasty group; AS group, angioplasty plus self-expanding stent group; BA, basilar artery; BS group, balloon mounted stent group; ICA, internal carotid artery; M1, the horizontal segment of the middle cerebral artery; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; TIA, transient ischemic attack; V4, the intradural segment of the vertebral artery.