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Table 1 Summary of Model Parameters

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

MODEL PARAMETER VALUE   RANGE/SD   DISTRIBUTION
Valve-Related Mortality Hazard Ratio 1 Year [5] 0.1084 0.0782 - 0.2049 Triangular
Valve-Related Mortality Hazard Ratio 5 Year [5] 0.0416 0.0197 - 0.0833 Triangular
Overall Survival without Preservation (62 year old cohort) [32]      
   Year 1 87.4%     
   Year 2 84.3%     
   Year 3 81.3%     
   Year 4 77.5%     
   Year 5 75.0%     
Overall Survival without Preservation (82 year old cohort) [32]      
   Year 1 79.8%     
   Year 2 65.9%     
   Year 3 64.1%     
   Year 4 58.1%     
   Year 5 40.7%     
Baseline Mortality [31]    GAD Life Tables   
Postoperative Utility Without Preservation      
   Age 60–69 0.6668   0.1410   Normal
   Age 70–79 0.6292   0.1330   Normal
   Age 80+ 0.6058   0.1281   Normal
Postoperative Utility With Preservation      
   Age 60–69 0.7345   0.0660   Normal
   Age 70–79 0.6931   0.0622   Normal
   Age 80+ 0.6673   0.0599   Normal
Discount Rate [44] 0.0350 0.0000 - 0.0600 Triangular