Table 3: Pre- and post-surgical

echocardiographic measurements

in patients with biological valve prosthesis.

Study measurements

Mean ± SD

p

LVEF (%)

0.0001

Pre-surgical

53.68 ± 12.453

Post-surgical

63.09 ± 10.080

LV mass (g)

0.0001

Pre-surgical

284.91 ± 94.558

Post-surgical

203.82 ± 72.790

LV mass index (g/m2)

0.0001

Pre-surgical

168.86 ± 50.839

Post-surgical

121.23 ± 35.025

RWT

0.0001

Pre-surgical

0.600 ± 0.0895

Post-surgical

0.488 ± 0.0939

Septum wall (mm)

0.0001

Pre-surgical

14.91 ± 1.974

Post-surgical

12.18 ± 1.842

Posterior wall (mm)

0.0001

Pre-surgical

13.64 ± 2.361

Post-surgical

11.27 ± 2.164

PASP (mmHg)

0.001

Pre-surgical

38.95 ± 6.579

Post-surgical

30.36 ± 5.786

RWT = relative wall thickness.

LV = left ventricle.

LVEF = left ventricular ejection fraction.

PASP = pulmonary arterial systolic pressure.

SD = standard deviation.