Cognitive Disengagement Syndrome (CDS), previously known as Sluggish Cognitive Tempo, has increasingly been recognized as a construct distinct from ADHD inattention yet strongly associated with internalizing disorders. This scoping review synthesized evidence from 82 studies published between 2002 and 2025, combining narrative synthesis with three-level meta-analysis and meta-regression. Across healthy and clinical samples, individuals with elevated CDS consistently showed higher rates of…
