The Certainty Behind Reporting a Significance Result: What the Clinician Should Know.

The P value is the most common method used in medical literature for the result of a statistical test. It is the probability of the data with a true null hypothesis and is calculated using a formal statistical test after the appropriate model has been determined to analyze study data. The P value is dependent on the effect size, sample size, and a measure of variability within the outcomes. For many years, the P value has been set at 0.05, …