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Table 1: 
Univariate analysis of baseline characteristics, procedural variables, and outcomes associated with 90-day mRS > 2a
All Patients (n = 256b)90-Day mRS 0–2 (n = 152)90-Day mRS >2 (n = 104)P Value
Demographics
    Age (yr)65.2 ± 15.461.5 ± 15.170.7 ± 14.1<.01c
    Male sex123 (48%)76 (50%)47 (46%).49
    Current smoker48 (19%)30 (20%)18 (17%).61
    Hypertension179 (70%)102 (67%)77 (74%).23
    Diabetes mellitus58 (23%)35 (23%)23 (22%).86
    Dyslipidemia92 (36%)55 (36%)37 (36%).92
    Atrial fibrillation95 (37%)49 (32%)46 (44%).06c
Stroke features
    Baseline NIHSS17 (13–22)15 (11–19)20 (17–24)<.01c
    ASPECTS8 (7–9)9 (7–9)7 (6–9)<.01c
    Occlusion site
        ICA terminus46 (18%)18 (12%)28 (27%)<.01c
        MCA M1158 (72%)98 (64%)60 (58%).27
    Last healthy to puncture (min)295 (219–457)281 (208–460)305 (236–449).34
    IV tPA given113 (44%)71 (47%)42 (41%).35
Intraprocedural management
    Stent retriever189 (74%)115 (76%)74 (72%).44
    Procedure time (min)62 (41–88)60 (41–81)66 (40–91).23
    Vasopressor use134 (52%)75 (49%)59 (57%).24
Outcomes
    Parenchymal hemorrhage19 (7%)4 (3%)15 (14%)<.01c
    Final infarct volume (cm3)20.5 (7.3–60.0)13.4 (5.4–35.6)30.6 (17.4–111)<.01
    90-day mRS2 (1–4)
    Mortality31 (12%)31 (30%)
  • Note:—M1 indicates the sphenoidal segment of middle cerebral artery.
  • ↵a Results are shown as mean ± SD, median (interquartile range), or number (percentage).
  • ↵b Not all patients had data available for ASPECTS (n = 243), minutes from last known healthy to groin puncture (n = 211), or final infarct volume (n = 217).
  • ↵c Variables with P < .1 added to the multivariate models.