Name Steward Organization Suggested Domain Suggested Domain Description Cde Group Classification
Head circumference (cm) NACC Disease characterization
Including Alzheimer's Disease (AD)/AD-Related Dementias (ADRD) diagnosis and multiple chronic conditions (MCCs)
 Other NIA-funded studies
  • ▼ NACC
    • ▼ Down Syndrome Module
      • ▼ Packet- Initial Visit Packet
        • ▼ Section name- Form D1D: Clinician Exam and Diagnosis
          • Variable name- DSHEADCM

# Datatype Datatype number min value Datatype number max value

UUID: d08c94c2-6539-578c-86be-4e10a5fddf8b

Number 45.0 70.0

# Permissible value Value meaning name

UUID: 7e576d1b-c2ce-5c9c-a6b9-0a894bbb713b

888 Not assessed

# Identifier Origin Version

UUID: ba77a6ab-a770-51fc-9aa3-f8fab6d09b85

Down Syndrome Module_Initial Visit Packet_Form D1D: Clinician Exam and Diagnosis_DSHEADCM NACC-source_dataset_name+packet+section_name+data_element_name NACC_DS Module Version 1.0 (IVP), October 2020