Knight Alzheimer's Disease Research Center (ADRC), Healthy Aging & Senile Dementia (HASD) and The Adult Children Study (ACS) Databases Query

Welcome to the Knight Alzheimer's Disease Research Center ADRC, HASD and ACS combined databases. This site is managed by the Data Management Biostatistics Core at Washington University School of Medicine in St. Louis. The goal of this site is to provide updated summaries from the ADRC, HASD and ACS cohorts by single or multiple modalities.


Total of ADRC,HASD and ACS Combined
  • Baseline Demographics for ADRC,HASD and ACS clinical cohort
  • Active Demographics for ADRC,HASD and ACS clinical cohort
    ('Active' refers to participants who have had a clinical assessment in the past 18 months and who are expected to return for follow-up)
    • ACS Only(new)
  • Baseline Demographics for ACS clinical cohort
  • Active Demographics for ACS clinical cohort
    ('Active' refers to participants who have had a clinical assessment in the past 18 months and who are expected to return for follow-up)
    • Single Modality
  • Number of participants by frequency of clinical/cognitive assessments
  • Number of participants by frequency of CSF assessments
  • Number of participants by frequency of MRI assessments
  • Number of participants by frequency of Amyloid PET assessments
  • Number of participants by frequency of TAU PET assessments
    • Double Modality
    (all participants have clinical assessments)
  • CSF + MRI
  • CSF + Amyloid PET
  • CSF + TAU PET
  • MRI + Amyloid PET
  • MRI + TAU PET
  • Amyloid PET + TAU PET
    • Triple Modality
    (all participants have clinical assessments)
  • CSF + MRI + Amyloid PET
  • MRI + Amyloid PET + TAU PET
  • Amyloid PET + TAU PET + CSF
    • SAS Output
    Number of triples with TAU PET, CSF and MRI by time interval

    Time interval(day)
    with TAU PET,
    CSF and MRI    		 Number of
    triples with
    all three    		 Number of
    unique triples
    with all
    three
    000-090 552 460
    091-180 186 175
    181-270 54 51
    271-365 57 45
    366-455 62 37
    456-545 28 22
    546-635 54 32
    636-730 83 39
    Total 1076 861

    For additional assistance please contact us.

    Data Management and Biostatistics Core
    Division of Biostatistics - Dr. Chengjie Xiong's Lab
    Washington University School of Medicine in St. Louis
    660 S. Euclid Ave
    St. Louis MO 63110

    Emily Gremminger, Project Manager
    egremminger@wustl.edu