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Table 2 Operative Characteristics, stratified by procedure

From: Left subclavian artery revascularization in thoracic endovascular aortic repair: single center’s clinical experiences from 171 patients

Variables Overall Unrevascularized (n = 28) Revascularized (n = 143) P1 value P2 value
CSB (n = 100) F-TEVAR (n = 43)
Operation time (hours, median, IQR) 2.83 (2–3.67) 1.67 (1.5–2.5) 3.25 (2.83–4) 2 (1.67–2.67) 0* 0*
Right femoral access (N, %) 151, 88.3% 23, 82.1% 87, 87.0% 41, 95.3% 0.431 0.231
Number of stent (N, %)      0.877 0.261
 One 139, 81.3% 24, 85.7% 77, 77% 38, 88.4%   
 Two 29, 17.0% 4, 14.3% 20, 20% 5, 11.6%   
 Three 3, 1.8% 0, 0% 3, 3% 0, 0%   
Cerebrospinal fluid drainage (N, %) 2, 1.2% 1, 3.6% 1, 1.0% 0, 0% 0.301 1
Vertebral originating from arch (N, %) 9, 5.3% 0, 0% 5, 5.0% 4, 9.3% 0.368 0.551
Coil embolization (N, %) 10, 5.8% 3, 10.7% 7, 7.0% 0, 0% 0.447 0.175
  1. P1 value, unrevascularied versus revascularized
  2. P2 value, CSB versus F-TEVAR
  3. *Statistically significant values