Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Age at Dx LOINC Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
NIH CDEs
  • NICHD
    • NBSTRN Duchenne Muscular Dystrophy (DMD)
  • PhenX
    • Miscellaneous

# Datatype
Number

# Designation Tags
At what age (in months) was the diagnosis made?
Age at diagnosis Long Common Name
Age at Dx Short Name

# Identifier Origin Version
d_aad NICHD Variable Name N/A
Qkvxn85j2jx NLM CDEs 12-02-2025-download
63932-8 LOINC 2.69