Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Headache frequency type NINDS Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
NIH CDEs
  • NINDS
    • Disease
      • Chiari I Malformation
        • Classification
          • Exploratory
        • Domain
          • Disease/Injury Related Events
            • History of Disease/Injury Event
    • Domain
      • Disease/Injury Related Events
        • History of Disease/Injury Event
    • Population
      • Adult
      • Pediatric

# Datatype
Value List

# Permissible value Value meaning name Value meaning definition
Continuous/prolonged Continuous/prolonged Continuous/prolonged
Daily Daily Daily
Monthly Monthly Monthly
Weekly Weekly Weekly
Yearly Yearly Yearly

# Definition
The rate at which a headache occurs over a period of time.

# Designation
Headache frequency type

# Identifier Origin Version
71vJw7gSRz NLM CDEs 12-02-2025-download
C21790 NINDS 1
HeaFreqTyp BRICS Variable Name N/A