From "What Is the Chance That This Study Is Clinically Significant?" *Effective Clinical Practice,* September/October 1999. 2:234-239.

**Figure 3**. Use of *Q* values to discriminate between clinical significance and statistical significance.The results of study A are not statistically significant but have a substantial probability of being clinically significant. The results of study B are statistically significant but have a low probability of being clinically significant.