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Table 2 Procedural characteristics

From: Mechanical thrombectomy in patients with cervical artery dissection and stroke in the anterior or posterior circulation – a multicenter analysis from the German Stroke Registry

  No CAD, n = 2527 CAD, n = 62 P
Intervention
 Treatment with intravenous thrombolysis, % (n) 55.6% (1393) 67.7% (42) .069
Anesthesia, % (n)
 Conscious sedation 30.2% (733) 21.0% (13) .281
 Beginning with conscious sedation, switch to general anesthesia 3.7% (90) 4.8% (3)
 Primary general anesthesia 66.1% (1602) 74.2% (46)
Number of passages, median (IQR), n 2 (1-3), n = 2527 2 (1-3), n = 62 .377
Intra-arterial medication, % (n) 15.6% (387) 34.4% (21) <.001
Additional heparin bolus given, % (n) 13.3% (303) 27.1% (16) .006
Concomitant stenting of > 70% ipsilateral extracranial ICA stenosis (if present), % (n) 70.0% (231) 64.3% (18) .527
Time intervals
 Known symptom onset
  Time from symptom onset to flow restoration - min, median (IQR), n 245 (190-322), n = 1553 322 (233-435), n = 46 <.001
 Unknown symptom onset
  Time from last-seen-well to flow restoration - min, median (IQR), n 520 (352-833), n = 974 466 (385-524), n = 16 .657
 Known and unknown symptom onset
  Time from admission to i.v. thrombolysis - min, median (IQR), n 21 (-76-35), n = 2527 17 (-71-30), n = 62 .518
  Time from admission to groin puncture - min, median (IQR), n 71 (46-104), n = 2527 90 (56-126), n = 62 .019
  Time from groin puncture to flow restoration - min, median (IQR), n 70 (45-100), n = 2527 98 (67-136), n = 62 <.001
  1. CAD stands for Cervical artery dissection, IQR Interquartile range, ICA Internal carotid artery