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SubTree
Expected
Value |
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Outcome Options |
Outcome Value |
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Success |
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Prob |
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Failure |
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Prob |
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Subtree Expected Value
Treatment A |
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^^ These two
probabilities must add up to 100%. |
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| Consider treatment option that
gives best Subtree Expected Value (EV). |
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| Note: if
you are evaluating the outcome in dollars you will probably prefer the
lowest EV, if your outcome is a quality of life measure, you will probably
want the higher EV. |
Treatment B
Subtree Expected Value |
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vv These two probabilities
must add up to 100%. |
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Success |
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Prob |
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Failure |
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Prob |
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