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Time Horizon

Time horizon is the duration of time being considered when evaluating clinical strategies. When comparing multiple strategies for the same scenario, the time horizon over which the outcomes are evaluated must be the same across all potential strategies to make a fair and appropriate comparison.

Some authors consider two terms: time frame and analytic horizon. The distinction is made as follows: Time frame refers to the specified period in which the strategies are actually applied; the analytic horizon is the period over which the outcomes are considered as a result of the strategies considered. In this framework, the analytic horizon can be longer than the time frame because the costs and benefits of an intervention may continue long after the intervention is completed. This is particularly ...

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