Baseline characteristics and clinical outcome of the matched patients
| Total (n=132) | With stent (n=66) | Without stent (n=66) | P value | |
| Age, median(IQR), years | 67 (56.0–75.0) | 66 (55.0–76.0) | 67 (56.0–75.0) | 0.890 |
| Male, n (%) | 74 (56.1) | 36 (54.5) | 38 (57.6) | 0.726 |
| Hypertension, n (%) | 87 (65.9) | 47 (71.2) | 40 (60.6) | 0.199 |
| Diabetes mellitus, n (%) | 24 (18.2) | 15 (22.7) | 9 (13.6) | 0.176 |
| Dyslipidemia, n (%) | 11 (8.3) | 5 (7.6) | 6 (9.1) | 0.753 |
| Coronary artery disease, n (%) | 30 (22.7) | 13 (19.7) | 17 (25.8) | 0.406 |
| History of stroke or TIA, n (%) | 21 (15.9) | 12 (18.2) | 9 (13.6) | 0.475 |
| Initial NIHSS, median (IQR) | 17 (12.0–21.0) | 16 (12.0–21.0) | 18 (13.0–21.0) | 0.538 |
| ASPECTS, median (IQR) | 9 (8.0–10.0) | 9 (8.0–10.0) | 9 (8.0–10.0) | 0.879 |
| Admission glucose, median (IQR) | 7.1 (5.9–9.2) | 7.4 (6.2–9.3) | 6.9 (5.8–9.2) | 0.571 |
| Intravenous thrombolysis, n (%) | 42 (31.8) | 20 (30.3) | 22 (33.3) | 0.709 |
| ASITN/SIR < 2, median (IQR) | 69 (52.3) | 32 (48.5) | 37 (56.1) | 0.384 |
| Onset to puncture time (min), mean±SD | 284±88.6 | 280±86.7 | 289±90.9 | 0.540 |
| Procedure time (min), median (IQR) | 142 (100.0–186.0) | 145 (102.0–192.0) | 133 (96.0–182.0) | 0.431 |
| Passes of stentriever, median (IQR) | 3 (2.0–4.0) | 3 (1.0–4.0) | 3 (2.0–4.0) | 0.142 |
| Balloon angioplasty, n (%) | 38 (28.8) | 18 (27.3) | 20 (30.3) | 0.701 |
| Intra–arterial Tirofiban, n (%) | 34 (25.8) | 18 (27.3) | 16 (24.2) | 0.691 |
| Intra–arterial rtPA or urokinase, n (%) | 12 (9.1) | 7 (10.6) | 5 (7.6) | 0.545 |
| Successful reperfusion, n (%) | 57 (43.2) | 57 (86.4) | 0 (0.0) | 0.000 |
| Symptomatic ICH, n (%) | 23 (17.4) | 9 (13.6) | 14 (21.2) | 0.251 |
| mRS (0–2), n (%) | 37 (28.0) | 24 (36.4) | 13 (19.7) | 0.033 |
| Mortality, n (%) | 50 (37.9) | 21 (31.9) | 29 (43.9) | 0.151 |
ASITN/SIR, American Society of Interventional and Therapeutic Neuroradiology/Society of Interventional Radiology; ASPECTS, Alberta Stroke Program Early CT Score; ICH, intracerebral hemorrhage; mRS, modified Rankin scale.; NIHSS, National Institutes of Health Stroke Scale; TIA, transient ischemic attack