Cognition and 20-year subsequent sleep disturbances

There is a paucity of data exploring the extent that preclinical cognitive changes are predictive of subsequent sleep outcomes.Logistic regression models were used to evaluate data from a cohort of 196 African American adults who had measures of cognitive function assessed at 2 time points during a 20-year period across the mid- to late-life transition. Cognitive testing included the Delayed Word Recall, the Digit Symbol Substitution, and the...