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NCRAD APOE Data

This document explains how Alzheimer’s Disease Research Centers (ADRCs) can download NCRAD APOE Data from the ADRC Portal. It covers where to find NCRAD downloads in the portal and how to download the available files for your center.

Download NCRAD APOE Data in the ADRC Portal​

To access NCRAD APOE data, navigate to the NCRAD dashboard.

Alt text: Image of the ADRC Portal "View, Audit, and Access Participant Data" landing page with the "NCRAD" card outlined

  1. Select the data type you wish to access, in this case APOE.

    If the card is grayed out, that means you do not have access to the corresponding Flywheel project. Contact your center's administrator or director to request access.

Alt text: Image of the ADRC Portal NCRAD dashboard with the APOE card outlined

  1. Each card will bring you to the corresponding data type's landing page. It provides a brief summary about the data and how it was generated along with your data files further down. To download the data, scroll down to view your files. Then, click on one of the download icons next to the data files, which will immediately download the file.

    Note that for APOE data, there are two files for each release. The file with the _identifiers.csv suffix only contains data for samples that had a corresponding NACCID. Meanwhile, the file without the suffix contains all samples.

Alt text: Image of the ADRC Portal APOE Data page showing example APOE data from the Sample Center with the download icon for a single file outlined

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