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Table 3 Factors associated with good clinical outcome in patients with intracranial atherosclerotic stenosis (ICAS)-related occlusion

From: Immediate effects of first-line thrombectomy devices for intracranial atherosclerosis-related occlusion: stent retriever versus contact aspiration

  Univariate analysis Multivariate analysis
Poor outcome
(N = 66)
Good outcome
(N = 45)
P Odds ratio (95% CI) P
Demographics
 Age, years 68.7 ± 11.9 60.2 ± 14.2 0.001 0.956 (0.915–0.995) 0.035
 Sex, men 39 (59.1) 31 (68.9) 0.395 0.863 (0.287–2.542) 0.789
Risk factors
 Hypertension 46 (69.7) 25 (55.6) 0.186   
 Diabetes mellitus 20 (30.3) 14 (31.1) > 0.999   
 Dyslipidemia 22 (33.3) 13 (28.9) 0.774   
 Atrial fibrillation 12 (18.2) 12 (26.7) 0.406   
 Smoker 20 (30.3) 19 (42.2) 0.276   
Initial occlusion site    0.001   
 Internal carotid artery 13 (19.7) 1 (2.2)   Ref  
 Middle cerebral artery 36 (54.5) 39 (86.7)   12.544 (1.777–259.986) 0.030
 Vertebral/Basilar artery 17 (25.8) 5 (11.1)   5.021 (0.520–117.656) 0.206
Initial NIHSS score 19 (14–23) 12 (9–16) < 0.001 0.830 (0.742–0.913) < 0.001
ASPECTS scorea 7 (4–8) 8 (6–10) 0.005   
Onset to door time, min 196 (120–421) 204 (82–457) 0.833   
Door to puncture time, min 106 (81–130) 107 (89–123) 0.881   
IV tPA 30 (45.5) 20 (44.4) > 0.999   
Stent retriever as first-line device 27 (40.9) 22 (48.9) 0.524 0.987 (0.346–2.770) 0.980
Primary successful reperfusion 35 (53.0) 30 (66.7) 0.217   
Final successful reperfusion 51 (77.3) 40 (88.9) 0.190 5.479 (1.441–24.841) 0.018
Number of techniques 2 (2–3) 2 (1–3) 0.457 1.208 (0.643–2.293) 0.555
Laboratory findings
 Hemoglobin, g/dL 14.0 ± 1.9 14.0 ± 2.0 0.917   
 White blood cells, ×109/L 11.2 ± 5.0 9.4 ± 3.8 0.036 0.910 (0.784–1.039) 0.186
 Platelets, ×109/L 242 ± 72 236 ± 65 0.616   
Glucose, mmol/L 8.2 ± 3.1 8.4 ± 3.5 0.709   
  1. aBaseline ASPECTS on quality imaging was evaluated in 81 patients (91.0% patients with anterior circulation infarction)
  2. NIHSS National Institutes of Health Stroke Scale; ASPECTS Alberta Stroke Program Early CT Score; IV tPA Intravenous tissue plasminogen activator
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