Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
2. Does the participant have hallucinations such as seeing false visions or hearing imaginary voices? Does he/she seem to see, hear, or experience things that are not present? By this question, we do not mean just mistaken beliefs such as stating that someone who has died is still alive; rather we are asking if the participant actually has abnormal experiences of sounds or visions. NACC Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
Other NIA-funded studies
  • NACC
    • Lewy Body Dementia
      • Form name- B4L: Neuropsychiatric Inventory (NPI)
        • Packet- Initial Visit Packet
          • Variable name- lbhall

# Datatype
Value List

# Permissible value Value meaning name
0 No
1 Yes
8 Not applicable

# Identifier Origin Version
LBD_b4l_Initial Visit Packet_lbhall NACC-source_dataset+form_name+packet+var_name NACC_lbd-v3.1-ivp-ded-02252025