Table 1

Patient Demographics and Medical History

Patients intended to treat43
Male29 (67.4)
Age69.4 ± 11.7
Time since last valve replacement, months23.5 (2–322)
Patients with 1 prosthetic valve28 (65)
Patients with 2 prosthetic valves15 (35)
Number of thoracotomies per patient1.8 ± 1.2
Indication for procedure, hemolysis only8 (14)
Indication for procedure, CHF only9 (16)
Indication for procedure, hemolysis and CHF40 (70)
Comorbidities
 Pulmonary hypertension14 (33)
 Congestive heart failure36 (84)
 Systemic hypertension26 (60)
 Atrial fibrillation10 (23)
 Extensive coronary artery disease18 (42)
 Patients with coronary artery bypass grafts14 (33)
 Chronic renal insufficiency, creatinine >1.5 mg/dl14 (33)
 Permanent pacemaker14 (33)

Values are n, n (%), mean ± SD, or median (range).