Skip to main content

Table 1 Baseline Features of the study population

From: Stent-retriever assisted vacuum-locked extraction (SAVE) versus a direct aspiration first pass technique (ADAPT) for acute stroke: data from the real-world

Variable* Overall (n = 171) ADAPT (n = 72) SAVE (n = 99) p Value
Site of occlusion     0.530
Carotid T 55 (32.2) 26 (36.1) 29 (29.3)  
M1 segment 94 (55.0) 36 (50.0) 58 (58.6)  
M2 segment 22 (12.8) 10 (13.9) 12 (12.1)  
Age (mean, SD) 73.7 ± 12.6 72.6 ± 14.1 74.5 ± 11.45 0.314
Male sex 71 (41.5) 30 (41.7) 41 (41.4) 1
Arterial Hypertension 137 (81.1) 60 (84.5) 77 (78.6) 0.608
Dyslipidemia 66 (40.0) 33 (46.5) 33 (35.1) 0.146
Diabetes mellitus 49 (29.7) 18 (25.7) 31 (32.6) 0.571
Atrial fibrillation 78 (47.3) 35 (49.3) 43 (45.7) 1
Peripheral artery occlusive disease 14 (8.4) 6 (8.6) 8 (8.3) 0.608
NIHSS on admission (Median, IQR) 16, 10–20 16, 9–20 16, 12–20 0.336
CCT-ASPECTS (Median, IQR) 8, 7–9 8, 7–9 8 7–9 0.632
Tandem occlusion 34 (19.9%) 14 (19.4%) 20 (20.2%) 1
Rescue maneuver 24 (14.0) 22 (30.6) 2 (0.02)  
Collaterals (Median, IQR) 6, 4–8 6, 5–8 6, 5–7 0.343
Mothership patients 124 (63.9) 61 (70.1) 26 (29.9)  
Symptom to admission (Mean, SD) 135.7 ± 102.7 124.2 ± 83.0 145.0 ± 115.9 0.233
Admission to reperfusion (Mean, SD) 105.9 ± 43.3 110.8 ± 39.33 96.68 ± 41.31 0.045
Symptom to reperfusion (Mean, SD) 237.9 ± 103.4 232.95 ± 81.7 241.7 ± 117.8 0.624
ivTPA 118 (69.0) 50 (69.4) 68 (68.7) 0.916
Interventionalist 1 5 (2.9) 2 (2.8) 3 (3.0)  
Interventionalist 2 67 (39.2) 17 (23.6) 50 (50.5)  
Interventionalist 3 29 (17.0) 23 (31.9) 6 (6.1)  
Interventionalist 4 22 (12.9) 20 (27.8) 2 (2.0)  
Interventionalist 5 5 (2.9) 4 (5.6) 1 (1.0)  
Interventionalist 6 21 (12.3) 3 (4.2) 18 (18.2)  
Interventionalist 7 19 (11.1) 3 (4.2) 16 (16.2)  
Interventionalist 8 3 (1.8) 0 (0.0) 3 (3.0)  
  1. *Data are presented as numbers (%) unless otherwise specified; ASPECTS Alberta stroke programme early CT score, ICA Internal Carotid Artery, IQR interquartile range, NIHSS National Institutes of Health Stroke Scale, SD standard deviation, CCT cranial computer tomography; Variables which tend to be different (p < 0.2) are highlighted, as they are used as Covariantes in the primary multivariante logistic regression