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Table 4 Schematic representation of the priorities and scores (base, normalized and final)

From: A comparative analysis of a disposable and a reusable pedicle screw instrument kit for lumbar arthrodesis: integrating HTA and MCDA

Priority Normalized priority Dimensions Specific dimensions Base score Score Incidence Normalized score Final score
Reusable Disposable MAX (%) Reusable Disposable Reusable Disposable
1 0.222 Effectiveness (practical research)   2 2 4 100 0.50 0.50   
Total   4    0.50 0.50 0.11 0.11
2 0.194   Process analysis 2 2 4 36 0.18 0.18   
Economic and financial impact CEA 1 2 3 27 0.09 0.18   
  BIA 2 2 4 36 0.18 0.18   
Total   11    0.45 0.55 0.09 0.11
3 0.167 Patient safety   1 2 3 100 0.33 0.67   
Total   3    0.33 0.67 0.06 0.11
4 0.139   Quantitative 1 2 3 50 0.17 0.33   
Organizational impact Qualitative 1 2 3 50 0.17 0.33   
Total   6    0.33 0.67 0.05 0.09
5 0.111   Scientific papers quality 1 1 2 10 0.05 0.05   
  Description of the technology 1 2 3 15 0.05 0.10   
  Description of the pathology 2 2 4 20 0.10 0.10   
General relevance Real and potential audience 2 2 4 20 0.10 0.10   
  Goals (agreement with company strategy) 1 2 3 15 0.05 0.10   
  Potential benefits 2 2 4 20 0.10 0.10   
Total   20    0.45 0.55 0.05 0.06
6 0.083 Legal aspects   1 1 2 100 0.50 0.50   
Total   2    0.50 0.50 0.04 0.04
7 0.056   Ethical impact 1 2 3 50 0.17 0.33   
Social and ethical impact Social impact 2 1 3 50 0.33 0.17   
Total   6    0.50 0.50 0.03 0.03
8 0.028 Equity   2 2 4 100 0.50 0.50   
Total   4    0.50 0.50 0.01 0.01
  FINAL SCORE       0.43 0.57