The magnitude of an observed effect and the uncertainty regarding it should always be considered when interpreting statistical evidence. Whenever possible, a statistical analysis which produces an effect size estimate with associated uncertainty (eg, difference in means and its CI) rather than solely a p value should be used and reported.
CITATION STYLE
Cook, J. A., Bunce, C., Doré, C. J., & Freemantle, N. (2015, May 1). Ophthalmic statistics note 6: Effect sizes matter. British Journal of Ophthalmology. BMJ Publishing Group. https://doi.org/10.1136/bjophthalmol-2014-306303
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