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Table 4 Postoperative outcomes for 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
Temporary RVAD Requirement, n (%) 16 (15) 10 (29) 0.02
Time to extubation, days 1.5 (1,5) 2 (1.5) 0.63
ICU length of stay, days 7 (4,14) 8 (6,15) 0.86
Hospital length of stay, days 20 (14,32) 20 (15, 27) 0.59
Post-operative day one lab values
 White blood cells (THO/uL) 15.6 + 6.7 15.5 + 5.7 0.96
 Hemoglobin (d/dL) 9.9 + 1.5 9.7 + 1.8 0.63
 Platelet (THO/uL) 138.1 + 52.6 147.7 + 57.9 0.39
 International normalized ratio 1.4 + 0.3 1.3 + 0.1 0.06
 Prothrombin time (seconds) 34.7 + 9.3 40.1 + 8.4 0.003
 Lactic acid dehydrogenase (U/L) 499.8 + 228.1 411.6 + 96.1 0.14
Hemodynamics
 Mean Arterial Pressure (mmHg) 72 + 11 68 + 9 0.29
 Central Venous Pressure (mmHg) 10 + 3 13 + 2 0.05
 Systolic Pulmonary Artery Pressure (mmHg) 28 + 4 26 + 6 0.07
 Cardic Index (L/min/m2) 2.5 + 1.1 2.2 + 1.3 0.04
Complications- index hospitalization, n (%)
 Intra-thoracic bleeding 27 (25.7) 6 (18.2) 0.35
 Stroke 4 (3.8) 2 (5.9) 0.65
 Re-intubation 20 (19.1) 5 (15.2) 0.6
 Drive line infection 2 (3.9) 0 (0.0) 0.05
Gastrointestinal bleeding, n (%)
 Index hospitalization 12 (11.5) 2 (5.9) 0.28
 3 months 17 (19.5) 3 (11.5) 0.35
 12 months 8 (16.33) 0 (0.0) 0.54
 24 months 3 (15.0) 0 (0.0) 0.48
 36 months 3 (15.0) 0 (0.0) 0.23