Finding Treatment Effects in Alzheimer Trials in the Face of Disease Progression Heterogeneity.
Roos J JuttenSietske A M SikkesWiesje Maria van der FlierPhilip ScheltensPieter Jelle VisserBetty M Tijmsnull nullPublished in: Neurology (2021)
Individuals with early AD show heterogeneity in disease progression, which increases when stratifying on risk factors associated with progression. We provide guidance for a priori effect sizes on cognitive outcomes for detecting true change, which is crucial for future AD trials.