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Table 4 Pre-Implant and Pre-Discharge Echocardiographic Parameters

From: Early hemodynamic performance of the Trifecta™ surgical bioprosthesis aortic valve in Indian patient population: 12 month outcomes of the EVEREST post-market study

Parameters Baseline Pre-Discharge 12 Months Follow-Up p-value
19 mm
 Mean Pressure Gradient (mmHg) 53.07 ± 20.21 10.39 ± 3.94 10.89 ± 5.76 < 0.0001
 EOA (cm2) 0.67 ± 0.24 1.53 ± 0.28 1.58 ± 0.14 < 0.0001
 EOA Index (cm2/m2) 0.4 ± 0.14 0.93 ± 0.20 0.95 ± 0.14 < 0.0001
 Cardiac Output (l/min) 4.00 ± 1.98 4.42 ± 2.05 5.12 ± 1.64 0.2698
 Cardiac Index (l/min/m2) 2.42 ± 1.17 2.7 ± 1.35 3.05 ± 1.05 0.4247
 Performance Index 0.24 ± 0.09 0.54 ± 0.10 0.56 ± 0.05 < 0.0001
21 mm
 Mean Pressure Gradient (mmHg) 51.26 ± 16.91 11.4 ± 5.00 10.71 ± 4.41 < 0.0001
 EOA (cm2) 0.75 ± 0.37 1.55 ± 0.35 1.56 ± 0.13 < 0.0001
 EOA Index (cm2/m2) 0.43 ± 0.24 0.87 ± 0.24 0.87 ± 0.13 < 0.0001
 Cardiac Output (l/min) 4.71 ± 2.64 4.29 ± 2.23 4.83 ± 1.57 0.1918
 Cardiac Index (l/min/m2) 2.88 ± 2.06 2.44 ± 1.32 2.67 ± 0.79 0.1067
 Performance Index 0.22 ± 0.11 0.45 ± 0.10 0.45 ± 0.04 < 0.0001
23/25/27 mm
 Mean Pressure Gradient (mmHg) 48.95 ± 18.57 8.25 ± 2.76 8.96 ± 3.75 < 0.0001
 EOA (cm2) 0.9 ± 0.68 1.78 ± 0.52 1.76 ± 0.60 < 0.0001
 EOA Index (cm2/m2) 0.49 ± 0.35 0.99 ± 0.52 0.96 ± 0.32 < 0.0001
 Cardiac Output (l/min) 4.74 ± 2.50 4.9 ± 1.43 4.48 ± 2.08 0.806
 Cardiac Index (l/min/m2) 2.64 ± 1.35 2.73 ± 0.83 2.47 ± 1.13 0.810
 Performance Index 0.2 ± 0.13 0.41 ± 0.10 0.41 ± 0.10 < 0.0001
Total (All Valves)
 Mean Pressure Gradient (mmHg) 51.47 ± 18.34 10.44 ± 4.40 10.42 ± 4.77 < 0.0001
 EOA (cm2) 0.75 ± 0.42 1.59 ± 0.37 1.61 ± 0.30 < 0.0001
 EOA Index (cm2/m2) 0.43 ± 0.24 0.91 ± 0.24 0.91 ± 0.19 < 0.0001
 Cardiac Output (l/min) 4.46 ± 2.39 4.45 ± 2.03 4.85 ± 1.69 0.9254
 Cardiac Index (l/min/m2) 2.67 ± 1.66 2.59 ± 1.25 2.75 ± 0.97 0.6921
 Performance Index 0.22 ± 0.11 0.47 ± 0.11 0.48 ± 0.08 < 0.0001
  1. mmHg Millimeter of Mercury, cm2 Centimeter2, cm2/m2 Centimeter2/Meter2, l/min Liter/Minute, l/min/m2 Liter/Minute/Meter2