Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Age first sleep difficulty PhenX LOINC Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
NIH CDEs
  • PhenX
    • Miscellaneous

# Datatype
Number

# Designation Tags
Age first sleep difficulty PhenX Short Name
How old were you when you first experienced this kind of difficulty with sleeping (for at least one month)? Question Text
How old were you when you first experienced this kind of difficulty with sleeping, for at least 1 month [PhenX] Long Common Name

# Identifier Origin Version
m1GWS29ihsl NLM CDEs 12-02-2025-download
65609-0 LOINC 2.69