Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Activity total Hs nRate 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 Less than 1 hour LA12717-7 LOINC
2 1-2½ hours LA15833-9 LOINC
3 3-4½ hours LA15834-7 LOINC
4 5-6½ hours LA15835-4 LOINC
5 7-8½ hours LA15836-2 LOINC
6 9 or more hours LA15837-0 LOINC

# Designation Tags
Activity total Hs nRate PhenX Short Name
How many TOTAL hours a week did you usually do it? Question Text
How many total hours a week did you usually do it [PhenX] Long Common Name

# Identifier Origin Version
66285-8 LOINC 2.69
Q1_xRu5s2sx NLM CDEs 12-02-2025-download