Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Family History Research Diagnostic Criteria (FH-RDC) - Relative description relationship code NINDS Demographic information
Patient and caregiver demographic information
NIH CDEs
  • NINDS
    • Disease
      • Sport Related Concussion
        • Comprehensive
          • Classification
            • Exploratory
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Persistent/Chronic
          • Classification
            • Exploratory
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Subacute
          • Classification
            • Exploratory
          • Domain
            • Outcomes and End Points
              • Family and Environment
      • Traumatic Brain Injury
        • Acute Hospitalized
          • Classification
            • Supplemental
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Comprehensive
          • Classification
            • Supplemental
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Concussion/Mild TBI
          • Classification
            • Supplemental
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Epidemiology
          • Classification
            • Supplemental
          • Domain
            • Outcomes and End Points
              • Family and Environment
        • Moderate/Severe TBI: Rehabilitation
          • Classification
            • Supplemental
          • Domain
            • Outcomes and End Points
              • Family and Environment
    • Domain
      • Outcomes and End Points
        • Family and Environment
    • Population
      • Adult
      • Pediatric

# Datatype
Value List

# Permissible value Value meaning name Value meaning definition
1 Mother Mother
2 Father Father
3 Sibling Sibling
4 Child Child
5 Mate (current or past) Mate (current or past)
6 All First Degree Relatives All First Degree Relatives
7 All Second Degree Relatives All Second Degree Relatives

# Definition
Code for the relationship of the relative being described to the subject/participant, as part of the Family History - Research Diagnostic Criteria (FH-RDC)

# Designation
Family History Research Diagnostic Criteria (FH-RDC) - Relative description relationship code

# Identifier Origin Version
FHRDCRelatvDescripRelatCode BRICS Variable Name N/A
C52631 NINDS 1
QkkWOCScC9Q NLM CDEs 12-02-2025-download