Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Menstrual period first occurrence age value NINDS Demographic information
Patient and caregiver demographic information
NIH CDEs
  • NINDS
    • Disease
      • Mitochondrial Disease
        • Classification
          • Supplemental
        • Domain
          • Participant History and Family History
            • General Health History
      • Multiple Sclerosis
        • Classification
          • Supplemental
        • Domain
          • Participant History and Family History
            • General Health History
    • Domain
      • Participant History and Family History
        • General Health History
    • Population
      • Adult
      • Pediatric

# Datatype Datatype number min value Datatype number max value Uom
Number 0.0 100.0 year

# Definition
Youngest age the female participant/subject had a menstrual period, otherwise known as the age of menarche.

# Designation
Menstrual period first occurrence age value

# Identifier Origin Version
EaNBYfj0tGF NLM CDEs 12-02-2025-download
MenstrualPrd1stOcurAgeVal BRICS Variable Name N/A
C16171 NINDS 3