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Table 2 Utility Parameters used in the Model

From: Does preservation of the sub-valvular apparatus during mitral valve replacement affect long-term survival and quality of life? A Microsimulation Study

  Number of Patients [17–21] % Utility HRQoL Age 30–39 Age 40–49 Age 50–59 Age 60–69 Age 70–79 Age 80+
NYHA Class With Preservation Without Preservation Decrement [49] (Utility) Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
0 0 0 0.00              
1 207 194 0.03 UK Baseline [50] 0.86   0.85   0.81   0.80   0.75   0.73  
2 74 126 0.20              
3 5 47 0.35 With Preservation 0.79 0.07 0.78 0.07 0.75 0.07 0.73 0.07 0.69 0.06 0.67 0.06
4 0 24 0.70              
     Without Preservation 0.72 0.15 0.71 0.15 0.68 0.14 0.67 0.14 0.63 0.13 0.61 0.13
TOTAL 286 391