Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Fever Duration Unit of Measure Project 5 (COVID-19) Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
NIH CDEs
  • Project 5 (COVID-19)
    • Tier 1

# Datatype
Value List

# Permissible value Value meaning definition Concept Concept source
Days The time for Earth to make a complete rotation on its axis; ordinarily divided into twenty-four hours, equal to 86 400 seconds. This also refers to a specific day. C25301 C25301 NCI Thesaurus
Hours A unit measure of time equal to 3,600 seconds or 60 minutes. It is approximately 1/24 of a median day. C25529 C25529 NCI Thesaurus
Months One of the 12 divisions of a year as determined by a calendar. It corresponds to the unit of time of approximately to one cycle of the moon's phases, about 30 days or 4 weeks. C29846 C29846 NCI Thesaurus
Weeks Any period of seven consecutive days. C29844 C29844 NCI Thesaurus

# Name Origin Origin Concept type
Fever NCI Thesaurus C3038 data element concept
Unit of Measure NCI Thesaurus C25709 data element concept
Duration NCI Thesaurus C25330 data element concept

# Definition Sources
The unit of measure for the quantity of time that the temperature was elevated. Project 5

# Designation Tags
What is the unit of measure for how long the fever lasted? Preferred Question Text
Fever Duration Unit of Measure

# Identifier Origin Version
X_ClARoNH2 NLM CDEs 12-02-2025-download