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Extended Dominance

The term dominance in the context of cost-effectiveness analysis refers to the situation in which two clinical strategies are being compared. One strategy, Strategy X, is said to dominate another, Strategy Y, if either (a) the expected costs of Strategy X are less than the expected costs of Strategy Y and the expected benefits of Strategy X are at least as great as the expected benefits of Strategy Y or (b) the expected benefits of Strategy X are greater than the expected benefits of Strategy Y and the expected costs of Strategy X are not greater than the expected costs of Strategy Y. Usually, the dominant strategy is both more effective and less costly than the alternative. This concept of dominance is also referred to ...

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