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Table 2 Intra- and postoperative characteristics

From: The effect of postoperative anticoagulation on false lumen patency after surgery for acute type A aortic dissection

  No anticoagulation (n = 104) Warfarin or NOAC (n = 52) p value
Proximal surgery    < 0.01
 Supracoronary graft 85 (85%) 19 (34%)  
 Bentall procedure 9 (9%) 33 (59%)  
 Mechanical 0 28 (54%)  
 Bioprosthesis 9 (9%) 5 (9%)  
 David/Yacoub 4 (4%) 0  
 AVR and supracoronary graft 2 (2%) 4 (7%)  
Distal surgery    0.55
 Ascending aortic graft 77 (77%) 46 (82%)  
 Hemiarch 15 (15%) 5 (9%)  
 Arch 8 (8%) 5 (9%)  
Crossclamp 5 (5%) 3 (5%) 1
Circulatory arrest 50 (48%) 29(56%) 0.07
 Retrograde cerebral perfusion 42 (40%) 19 (37%)  
 Antegrade cerebral perfusion 11(11%) 1(2%)  
Primary tear excised 62 (62%) 36 (66%) 0.67
GRF Glue 65 (65%) 29 (52%) 0.11
CPB time (min) 192 ± 54 218 ± 60 0.28
HCA time (min) 24 ± 10 23 ± 10 0.39
Arterial cannulation    0.11
 Femoral 75 (75%) 50 (89%)  
 Subclavia 3 (3%) 2 (4%)  
 Ascending aorta or arch 19 (19%) 4 (7%)  
 Left ventricle 3 (3%) 0  
Reop bleeding 11 (11%) 1 (2%) 0.06
Plasma (units) 4.5 ± 4.4 3.7 ± 4.3 0.32
Platelets (units) 3.6 ± 2.8 3.5 ± 2.2 0.97
Red blood cells (units) 5.5 ± 5.1 4.1 ± 3.9 0.07
Fibrinogena (g) 5.2 ± 3.4 5.0 ± 2.6 0.79
Recombinant FVII (mg) 1.8 ± 2.4 1.8 ± 3.0 0.98
Recombinant FVII 23 (39%) 11 (30%) 0.39
Bleeding 24 h (ml) 860 ± 660 702 ± 306 0.17
Massive bleedingb 23 (23%) 6 (11%) 0.06
  1. Values are expressed as numbers (%) or mean ± SD
  2. AVR aortic valve replacement, GRF Gelatin Resorcinol Formaldehyde, CPB cardiopulmonary bypass, HCA hypothermic circulatory arrest
  3. a60 missing values (38%)
  4. bAccording to BART criteria