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    Analytic Hierarchy Process (AHP):
    Evaluating Intervention Options
                     
    [::: Beta Test - For Demonstration Only :::]
    DATA ENTRY FORM
       
    For pairwise comparisons the entered weights (x) can be: 0 < x < 9.  
    Enter data (you can change these default values) in yellow boxes and hit "Submit".
    On the next "results" page, all boxes will be labeled
    and the results will appear in green boxes.
     
       
    Step 1. Define objectives and options  
    OBJECTIVES / FACTORS
    INTERVENTION OPTIONS
    Labels Description
    Labels Description
    If You Change Labels or Text Above - Click Here to Update Matrix Labels Below
    Step 2. Pairwise comparisons among objectives   Normalized matrix      
    FACTORS   FACTORS   Eigen Vector Priority Vector  
    1
    1
    1
    Principle Eigen Value > <- CI = Consistency Index
    <- RI = Random Consistency Index
    Step 3. Pairwise comparisons among options - by each factor  
    Pairwise comparisons of Options, based on FACTOR:
    Normalized matrix
    OPTIONS   OPTIONS   Eigen Vector Priority Vector  
    1
    1
    1
    Principle Eigen Value > <- CI = Consistency Index
    <- RI = Random Consistency Index
    Pairwise comparisons of Options, based on FACTOR:
    Normalized matrix
    OPTIONS   OPTIONS   Eigen Vector Priority Vector  
    1
    1
    1
    Principle Eigen Value > <- CI = Consistency Index
    <- RI = Random Consistency Index
    Pairwise comparisons of Options, based on FACTOR:
    Normalized matrix
    OPTIONS   OPTIONS   Eigen Vector Priority Vector  
    1
    1
    1
    Principle Eigen Value > <- CI = Consistency Index
    <- RI = Random Consistency Index
    Step 4. Calculating Overall Priority Scores   Overall Scores  
    Values from matrix calculations above.
    Composite Weight
    Factors -->
    (Higher score = higher priority)
    Weight -->
    OPTIONS
    OPTIONS


    SAMPLE OF AHP CHART RESULTS
    Sample of AHP Chart
    Based on published data from:
    Nuijten MJC and Kosa J. Pricing of pharmaceuticals: assessing the pricing potential by a pricing matrix model (AHP).
    Eur. J. Health Economics. 2004. S110-115.
    References:
    Teknomo, Kardi. Analytic Hierarchy Process Tutorial. Website - http://people.revoledu.com/kardi/tutorial/AHP
    Saaty, T.J. How to make a decision: The analytic hierarchy process. European Journal of Operational Research, 1990, 48: 9-26.

    Random Consistency Index - RI - (for number of items compared in a matrix)
    n 2 3 4 5 6 7 8 9 10
    RI 0 0.58 0.9 1.12 1.24 1.32 1.41 1.45 1.51
       




    Background on AHP Calculations

    AHP Interactive Example

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