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Table 2 Pre-implantation past medical history, heart failure, etiology, and laboratory values of patients implanted with the HeartMate II (HMII) and HeartWare (HVAD)

From: Is there a difference in bleeding after left ventricular assist device implant: centrifugal versus axial?

  HMII (n = 105) HVAD (n = 34) p-value
Past medical history, n (%)
 History of gastrointestinal bleeding 4 (3.9) 1 (2.9) 0.78
 Coronary artery disease 49 (46.7) 18 (53.0) 0.53
 Diabetes mellitus 48 (45.7) 14 (41.2) 0.65
 Smoking 38 (36.2) 22 (66.7) 0.002
 Hypertension 55 (52.9) 19 (55.9) 0.76
 Atrial fibrillation 44 (41.9) 15 (44.1) 0.82
 Cerebral vascular accident 13 (12.4) 3 (8.8) 0.55
 Chronic renal insufficiency 37 (35.2) 10 (30.3) 0.60
Heart failure etiology, n (%)    0.59
 Ischemic 47 (45.2) 12 (55.2)  
 Idiopathic 45 (43.3) 10 (34.5)  
 Viral 1 (1.0)  
 Peripartum 4 (3.9) 1 (3.5)  
 Alcoholic 1 (1.0)  
 Myocarditis 1 (1.0) 2 (6.9)  
 Chemotherapy Induced cardiomyopathy 2 (1.9)  
 Vavlular 3 (2.9)  
Lab values
 White blood cell (THO/uL) 8.9 + 4.9 7.9 _ 2.5 0.15
 Hemoglobin (g/dL) 12.0 +  0.9 10.8 +  0.4 0.23
 Platelet (THO/uL) 184.9 + 69.8 191.9 + 83.4 0.66
 Prothrombin Time (seconds) 52.6 + 2.5 52.3 + 3.9 0.95