Table 1

Baseline Characteristics of Patients Who Underwent Inoue or Double-Balloon Percutaneous Mitral Valvuloplastylegend

Inoue Balloon (n = 152)Double Balloon (n = 150)
Age, years42 ± 1140 ± 11
Gender (males/females, n)37/11540/110
NYHA functional class, n
 I1316
 II6455
 III6773
 IV86
Rhythm, n
 Sinus8793
 Atrial fibrillation6557
Echocardiographic data
 MVA (cm2)0.9 ± 0.20.9 ± 0.2
 Total echocardiographic score7.8 ± 1.57.7 ± 1.4
Hemodynamic variables (mm Hg)
 Systolic PAP35 ± 1533 ± 11
 Transmitral pressure gradient16 ± 717 ± 7
  • legend NYHA = New York Heart Association; MVA = mitral valve area; PAP = pulmonary arterial pressure. Continuous variables are expressed as mean ± SD.