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Table 4 Echocardiographic data over time

From: St. Jude Medical Trifecta aortic valve: results from a prospective regional multicentre registry

Variablesa Preoperative Discharge 6 months 1 year
Size 19 mm (n) 31 29 29 25
 Peak gr, (mmHg)b 76.1 ± 28.7 25.3 ± 9.5 24.1 ± 8.2 29.5 ± 11.0
 Mean gr (mmHg)b 45.7 ± 18.3 13.5 ± 5.7 13.2 ± 4.4 16.6 ± 5.8
 EOA (cm2)b 1.0 ± 0.5 1.6 ± 0.4 1.4 ± 0.4 1.4 ± 0.1
 EOAI (cm2/m2)b 0.2 ± 0.4 1.1 ± 0.7 1.0 ± 0.1 1.0 ± 0.1
 LVMI (g/m2)b 136.2 ± 8.2 124.2 ± 23.3 118.1 ± 44.6 123.4 ± 40.4
 EF (%) 58.7 ± 9.4 55.5 ± 8.2 57.3 ± 5.9 58.4 ± 6.1
Size 21 mm (n) 58 57 56 51
 Peak gr (mmHg)b 87.7 ± 25.6 18.2 ± 5.2 17.9 ± 5.2 18.3 ± 5.2
 Mean gr (mmHg)b 54.7 ± 17.3 9.8 ± 2.9 9.4 ± 2.7 9.9 ± 3.0
 EOA (cm2)b 0.7 ± 0.2 1.9 ± 0.9 2.0 ± 0.3 2.1 ± 0.5
 EOAI (cm2/m2)b 0.5 ± 0.1 1.1 ± 0.3 1.2 ± 0.3 1.4 ± 0.4
 LVMI (g/m2)b 146.1 ± 22.8 142.2 ± 52.3 120.5 ± 48.7 127.7 ± 57.1
 EF (%) 58.4 ± 7.9 56.4 ± 8.4 56.8 ± 8.2 55.9 ± 8.4
Size 23 mm (n) 58 56 56 53
 Peak gr (mmHg)b 77.6 ± 29.9 14.4 ± 5.0 15.1 ± 4.8 16.6 ± 5.4
 Mean gr (mmHg)b 47.8 ± 20.3 7.6 ± 2.3 8.2 ± 3.1 9.1 ± 3.2
 EOA (cm2)b 1.1 ± 0.6 2.1 ± 0.3 1.9 ± 0.3 1.8 ± 0.2
 EOAI (cm2/m2)b 0.6 ± 0.8 1.1 ± 0.3 1.0 ± 0.1 1.2 ± 0.1
 LVMI (g/m2)b 140.8 ± 25.8 135.2 ± 37.3 123.4 ± 33.2 125.9 ± 30.8
 EF (%) 55.7 ± 8.9 52.4 ± 8.9 54.5 ± 9.5 53.4 ± 8.6
Size 25/27 mm (n) 31 31 31 27
 Peak gr (mmHg)b 62.7 ± 28.9 13.6 ± 5.2 14.4 ± 4.6 14.1 ± 4.7
 Mean gr (mmHg)b 36.7 ± 18.0 7.4 ± 2.8 8.2 ± 2.5 7.7 ± 2.4
 EOA (cm2)b 1.2 ± 0.5 2.2 ± 0.8 2.0 ± 0.8 2.5 ± 1.3
 EOAI (cm2/m2)b 0.9 ± 0.4 1.2 ± 0.4 1.2 ± 0.5 1.5 ± 0.5
 LVMI (g/m2)b 157.0 ± 53.1 126.2 ± 42.9 118.4 ± 24.3 100.9 ± 41.0
 EF (%) 54.5 ± 11.1 50.8 ± 9.7 55.5 ± 8.9 56.2 ± 9.5
  1. aData are expressed as mean ± SD
  2. b p < 0.001 between discharge or 6-month or 1-year values versus preoperative values
  3. EF ejection fraction, EOA effective orifice area, EOAI effective orifice are index, LVMI left ventricular mass index