Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Berlin Questionnaire (BQ) - sleep drive frequency NINDS Health assessment
e.g., Activities of Daily Living (ADL), Instrumental ADL, cognitive function, etc.
NIH CDEs
  • NINDS
    • Disease
      • Parkinson's Disease
        • Classification
          • Supplemental
        • Domain
          • Outcomes and End Points
            • Other Non-Motor
    • Domain
      • Outcomes and End Points
        • Other Non-Motor
    • Population
      • Adult

# Datatype
Value List

# Permissible value Value meaning name Value meaning definition
1-2 times a month 1-2 times a month 1-2 times a month
1-2 times a week 1-2 times a week 1-2 times a week
3-4 times a week 3-4 times a week 3-4 times a week
Nearly every day Nearly every day Nearly every day
Never or nearly never Never or nearly never Never or nearly never

# Definition
How often has patient/subject nodded off or fallen asleep while driving a vehicle as part of BQ form

# Designation
Berlin Questionnaire (BQ) - sleep drive frequency

# Identifier Origin Version
BQSleepDriveFreq BRICS Variable Name N/A
C09573 NINDS 3
BBak9GyKHh3 NLM CDEs 12-02-2025-download