Wave VI Neurodegeneration

This document summarizes the rationale, equipment, protocol, assay, internal quality control, data cleaning, external quality control, and procedures for the measurement and classification of neurodegeneration at the Wave VI home exam. Whenever possible, data collection and methods in Wave VI mirrored those of Wave V to ensure comparability of data between waves, although important inter-Wave differences between Waves V-VI exist and are grey-highlighted herein. This document is one in a set of Wave VI user guides.