Table 1

Clinical characteristics of patients with (CR+) and without (CR−) contractile reserve. No significant differences were present between CR+ and CR− groups

CR− CR+ p Value
A. Medically treated patients
n2114
Age (years)56 (15)48 (15)0.14
Female sex9 (43%)6 (43%)1.00
Weight (kg)78 (17)84 (24)0.45
Body surface area (m2)1.9 (0.3)2.0 (0.3)0.45
Aortic regurgitation severity
 Grade 3+2113
 Grade 4+01
ACE inhibitor7 (33%)6 (43%)0.57
Calcium antagonist4 (19%)5 (36)0.27
β Blocking agent1 (5%)2 (14%)0.32
Digoxin3 (14%)2 (14%)1.00
Diuretic4 (19%)2 (14%)0.71
Follow up interval13 (8)15 (7)0.63
B. Surgically treated patients
n1313
Age (years)60 (15)55 (12)0.30
Female sex4 (31%)3 (23%)0.66
Weight (kg)81 (15)86 (14)0.45
Body surface area (m2)2.0 (0.2)2.1 (0.2)0.42
Aortic regurgitation severity
 Grade 3+67
 Grade 4+76
Follow up interval7 (8)5 (7)0.59
  • Values are mean (SD) or n (%).

  • ACE, angiotensin converting enzyme.