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Table 6 Surgical variables (median; 25-75%-ile) relating to procedure difficulty compared between low and high score patient subgroups

From: A novel anatomic severity grading score for acute Type B aortic dissections and correlation to aortic reinterventions after thoracic endovascular aortic repair

  Low score (N = 22) High score (N = 8) P-value
Procedure time (min) 95 (78-159) 164 (101-235) 0.083
Blood loss (mL) 100 (100-163) 200 (175-525) 0.038
Contrast volume (mL) 172.4 (97.5-200) 149 (69.5-275) 1.000
Fluoroscopy time (min) 16.6 (11.6-22.5) 36.0 (32.6-44.6) 0.022