Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Dream nap PhenX LOINC Health assessment
e.g., Activities of Daily Living (ADL), Instrumental ADL, cognitive function, etc.
NIH CDEs
  • PhenX
    • Miscellaneous

# Datatype
Value List

# Permissible value Value meaning name Value meaning code Code system name
1 Never LA6270-8 LOINC
2 Rarely (once a month or less) LA14953-6 LOINC
3 Sometimes (2-4 times per month) LA14954-4 LOINC
4 Often (5-15 times per month) LA14955-1 LOINC
5 Almost always (16-30 times per month) LA14956-9 LOINC
9 Don't know LA12688-0 LOINC

# Designation Tags
Dream nap PhenX Short Name
How often do you dream when you nap? Question Text
How often do you dream when you nap [PhenX] Long Common Name

# Identifier Origin Version
Xk_4n5i2jl NLM CDEs 12-02-2025-download
65570-4 LOINC 2.69