What are the pros and cons of relative risk, absolute risk, number needed to treat, and average postponement of death when taking cholesterol-lowering statin drugs? In response to the charge that describing the benefits of statin drugs only in terms of relative risk reduction is a “statistical deception” created to give the appearance that statins are more effective than they really are, it was pointed out that describing things in terms of absolute risk reduction or number needed to treat can depend on the duration of the study. For example, let’s say a disease has a 2% chance of killing you...

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