Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
9. Clinical PPA: Speech sound/ word errors (paraphasias) NACC Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
Other NIA-funded studies
  • NACC
    • Frontotemporal Lobar Degeneration
      • Form name- B9F: Clinical PPA and bvFTD Features
        • Packet- Initial Visit Packet
          • Variable name- ftdppass

# Datatype
Value List

# Permissible value Value meaning name
0 Absent
1 Questionably present
2 Definitely present
9 Not evaluated

# Identifier Origin Version
FTLD_b9f_Initial Visit Packet_ftdppass NACC-source_dataset+form_name+packet+var_name NACC_ftld-v3-ivp-ded-01132026