| Characteristic | 0 N = 561 |
1 N = 221 |
p-value2 |
|---|---|---|---|
| Age | 70 (59, 82) | 64 (51, 72) | 0.051 |
| Sex | 33 (59%) | 15 (68%) | 0.450 |
| Race | 0.643 | ||
| 0 | 29 (56%) | 16 (76%) | |
| 1 | 4 (7.7%) | 1 (4.8%) | |
| 2 | 3 (5.8%) | 1 (4.8%) | |
| 3 | 13 (25%) | 3 (14%) | |
| 5 | 3 (5.8%) | 0 (0%) | |
| Unknown | 4 | 1 | |
| Smoking | 0.693 | ||
| 0 | 28 (50%) | 9 (41%) | |
| 1 | 15 (27%) | 6 (27%) | |
| 2 | 13 (23%) | 7 (32%) | |
| Atrial.fibrillation | 20 (36%) | 4 (18%) | 0.131 |
| Diabetes | 16 (29%) | 6 (27%) | 0.909 |
| Hyperlipidemia | 39 (70%) | 15 (68%) | 0.900 |
| Hypertension | 47 (84%) | 17 (77%) | 0.522 |
| Congestive.heart.failure | 4 (7.1%) | 1 (4.5%) | >0.999 |
| Coronary.artery.disease | 10 (18%) | 2 (9.1%) | 0.492 |
| Obesity | 0.283 | ||
| 0 | 41 (73%) | 14 (64%) | |
| 1 | 15 (27%) | 7 (32%) | |
| 3 | 0 (0%) | 1 (4.5%) | |
| Previous.stroke.or.transient.ischemic.attack | 9 (16%) | 1 (4.5%) | 0.267 |
| Previous.antiplatelet | 0.591 | ||
| 0 | 36 (64%) | 17 (77%) | |
| 1 | 14 (25%) | 4 (18%) | |
| 2 | 4 (7.1%) | 0 (0%) | |
| 4 | 2 (3.6%) | 1 (4.5%) | |
| Previous.anticoagulant | 7 (13%) | 2 (9.1%) | >0.999 |
| tPA.TNK.given | 18 (32%) | 9 (41%) | 0.464 |
| LKW.to.groin.puncture..hours. | 7 (4, 13) | 7 (4, 11) | 0.697 |
| Unknown | 1 | 1 | |
| Door.to.puncture.time..hours. | 1.45 (0.89, 1.90) | 0.70 (0.55, 1.28) | 0.006 |
| Baseline.mRS | 0.422 | ||
| 0 | 42 (75%) | 17 (85%) | |
| 1 | 7 (13%) | 1 (5.0%) | |
| 2 | 1 (1.8%) | 2 (10%) | |
| 3 | 3 (5.4%) | 0 (0%) | |
| 4 | 2 (3.6%) | 0 (0%) | |
| 9 | 1 (1.8%) | 0 (0%) | |
| Unknown | 0 | 2 | |
| NIHSS | 19 (15, 23) | 15 (11, 20) | 0.093 |
| Unknown | 0 | 1 | |
| ASPECTS | 0.939 | ||
| 0 | 1 (2.5%) | 1 (7.1%) | |
| 4 | 1 (2.5%) | 0 (0%) | |
| 5 | 2 (5.0%) | 1 (7.1%) | |
| 6 | 4 (10%) | 1 (7.1%) | |
| 7 | 5 (13%) | 3 (21%) | |
| 8 | 8 (20%) | 2 (14%) | |
| 9 | 6 (15%) | 1 (7.1%) | |
| 10 | 13 (33%) | 5 (36%) | |
| Unknown | 16 | 8 | |
| Side | 24 (43%) | 13 (59%) | 0.196 |
| Time.under.fluoro | 20 (15, 30) | 24 (16, 33) | 0.397 |
| Unknown | 5 | 0 | |
| Etiology | 0.023 | ||
| 0 | 22 (39%) | 2 (9.1%) | |
| 1 | 7 (13%) | 4 (18%) | |
| 2 | 24 (43%) | 12 (55%) | |
| 3 | 3 (5.4%) | 4 (18%) | |
| Etiology.of.extracranial.ICA.stenosis | 9 (16%) | 8 (38%) | 0.064 |
| Unknown | 1 | 1 | |
| Etiology.of.intracranial.stenosis | 1 (1.8%) | 0 (0%) | >0.999 |
| Unknown | 1 | 1 | |
| Stenting | 21 (38%) | 17 (77%) | 0.002 |
| Treatment.of.ICA.stenosis | <0.001 | ||
| 1 | 21 (38%) | 17 (77%) | |
| 2 | 2 (3.6%) | 2 (9.1%) | |
| 3 | 33 (59%) | 3 (14%) | |
| ICA.0.direct.aspiration..1.stent.retriever | 11 (20%) | 0 (0%) | 0.028 |
| Unknown | 2 | 1 | |
| Intracranial.0.direct.aspiration..1.stent.retriever | 34 (65%) | 12 (57%) | 0.509 |
| Unknown | 4 | 1 | |
| Aspiration | 51 (93%) | 18 (82%) | 0.215 |
| Unknown | 1 | 0 | |
| Stent.Retriever | 35 (64%) | 10 (45%) | 0.144 |
| Unknown | 1 | 0 | |
| Number.of.passes | 0.028 | ||
| 0 | 1 (1.8%) | 1 (4.5%) | |
| 1 | 5 (8.9%) | 10 (45%) | |
| 2 | 18 (32%) | 5 (23%) | |
| 3 | 13 (23%) | 3 (14%) | |
| 4 | 8 (14%) | 2 (9.1%) | |
| 5 | 3 (5.4%) | 1 (4.5%) | |
| 6 | 5 (8.9%) | 0 (0%) | |
| 7 | 3 (5.4%) | 0 (0%) | |
| Complications | 2 (3.6%) | 0 (0%) | >0.999 |
| Good.TICI.Score.2B | 50 (89%) | 21 (95%) | 0.666 |
| Good.TICI.Score.2C | 36 (64%) | 16 (73%) | 0.477 |
| IV.AP.used | 0.761 | ||
| 0 | 1 (5.3%) | 0 (0%) | |
| Aggrastat | 14 (74%) | 10 (67%) | |
| ASA/plavix | 1 (5.3%) | 0 (0%) | |
| brillinta | 0 (0%) | 1 (6.7%) | |
| Cangrelor | 3 (16%) | 4 (27%) | |
| Unknown | 37 | 7 | |
| IV.AP.0.none..1..aggrastat..2.cangrelor | 0.020 | ||
| 0 | 39 (70%) | 8 (36%) | |
| 1 | 13 (23%) | 10 (45%) | |
| 2 | 4 (7.1%) | 4 (18%) | |
| Timing.to.start.IV.AP | |||
| 1 | 51 (100%) | 21 (100%) | |
| Unknown | 5 | 1 | |
| Timing.to.start.IV.AP.0.before..1.during..2.after | 0.063 | ||
| 0 | 2 (3.9%) | 0 (0%) | |
| 1 | 9 (18%) | 9 (43%) | |
| 2 | 40 (78%) | 12 (57%) | |
| Unknown | 5 | 1 | |
| Timing.to.start.oral.AP..days. | 0.044 | ||
| 0 | 14 (32%) | 7 (35%) | |
| 1 | 16 (36%) | 11 (55%) | |
| 2 | 7 (16%) | 0 (0%) | |
| 3 | 5 (11%) | 0 (0%) | |
| 5 | 1 (2.3%) | 0 (0%) | |
| 6 | 0 (0%) | 2 (10%) | |
| 8 | 1 (2.3%) | 0 (0%) | |
| Unknown | 12 | 2 | |
| Postprocedure.AP.0.no..1.yes | 43 (77%) | 20 (91%) | 0.210 |
| Stent.Occlusion.0.no..1.occlusion..2.stenosis | <0.001 | ||
| 0 | 11 (22%) | 14 (70%) | |
| 1 | 4 (7.8%) | 1 (5.0%) | |
| 2 | 1 (2.0%) | 1 (5.0%) | |
| No stent | 35 (69%) | 4 (20%) | |
| Unknown | 5 | 2 | |
| Symptomatic.ICH | 22 (39%) | 4 (18%) | 0.075 |
| DHC | 4 (7.1%) | 0 (0%) | 0.572 |
| X90.Day.Mortality | 14 (25%) | 5 (24%) | 0.914 |
| Unknown | 0 | 1 | |
| Recurrent.stroke.in.last.3.months.0.no..1.yes | 8 (15%) | 2 (9.5%) | 0.717 |
| Unknown | 1 | 1 | |
| LOS | 7 (4, 12) | 4 (3, 9) | 0.105 |
| mRS.90.days | 4 (3, 6) | 2 (2, 5) | 0.029 |
| Unknown | 8 | 2 | |
| X | 0 (NA%) | 0 (NA%) | |
| Unknown | 56 | 22 | |
| 1 Median (Q1, Q3); n (%) | |||
| 2 Wilcoxon rank sum test; Pearson’s Chi-squared test; Fisher’s exact test | |||