Ziad Nasreddine

Quantification of practice effects in a self-administered online cognitive pre-screening test

BACKGROUND: With growing prevalence of mild cognitive impairment and dementia, online self-administered pre-screening tests hold the promise to more objectively identify individuals who stand to benefit from prioritized access to supervised cognitive testing and in-depth neurolog...

Timing of cognitive decline onset and life-course trajectories A pooled longitudinal analysis of 14,389 adults across three cohorts

Background Population ageing is driving a global surge in cognitive impairment. While late-life decline is well-characterized, the onset of measurable cognitive changes across the full adult lifespan remains uncertain. We aimed to estimate the age at which detectable decline begi...