MAPT and Alzheimer disease: When the main PLS analyses between mindfulness and longitudinal cognition, Aβ, and tau were repeated including these additional psychological variables alongside the mindfulness facets, the majority of the previously uncovered relationships between mindfulness traits and AD markers remained significant, with the exception of the mindful nonreactivity subscale in both the Aβ and tau PLS analyses, which did not reach statistical significance (Supplemental Results; Figure S5).