Key result
Relative risk reduction, absolute risk reduction, and number needed to treat are essential statistical metrics utilized to accurately measure the size of a clinical treatment effect.
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Guides accurate effect-size interpretation in practice; extends methodological standards for evidence-based ophthalmology research.
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Hollands et al. (2008) studied this question. Relative risk reduction, absolute risk reduction, and number needed to treat are essential statistical metrics utilized to accurately measure the size of a clinical treatment effect.
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