Trends colliding: aging comprehensive family physicians and the growing complexity of their patients
Premji K, Glazier RH, Green ME, Khan S, Schultz S, Mathews M, Nastos S, Frymire E, Ryan BL. Can Fam Physician. 2025 Jun 16.
Clinical researchers frequently assess the statistical significance of the difference between two means by examining whether the two 95% confidence intervals overlap. The purpose of this brief communication is to illustrate that the 95% confidence intervals for two means can overlap and yet the two means can be statistically significantly different from one another at the alpha = 0.05 level.