NACCADRC ADSP PHC, UDS Data Dictionary dataset. The data is sourced from the file(s) NACC_ADSP_PHC_Biomarker_DD_2024.xlsx, NACC_ADSP_PHC_Cognition_DD_2024.xlsx, NACC_ADSP_PHC_DTI_DD_2024.xlsx, NACC_ADSP_PHC_FLAIR_DD_2024.xlsx, NACC_ADSP_PHC_Amyloid_Detailed_DD_2024.xlsx, NACC_ADSP_PHC_Amyloid_Simple_DD_2024.xlsx, NACC_ADSP_PHC_Tau_Detailed_DD_2024.xlsx, NACC_ADSP_PHC_Tau_Simple_DD_2024.xlsx, NACC_ADSP_PHC_T1_Freesurfer_DD_2024.xlsx, NACC_ADSP_PHC_T1_MUSE_DD_2024.xlsx, NACC_ADSP_PHC_Neuropath_DD_2024.xlsx, NACC_ADSP_PHC_VascularRisk_DD_2024.xlsx, CLARiTI Data Freeze Clean Data Dictionary for Test Freeze v2 01APR2026.xlsx, uds3-rdd.csv, rdd-np.csv, rdd-gen.csv.
Usage
data(data_dictionary)Format
A data frame with 16181 rows and 15 variables:
- DataName
- VariableName
- ShortDescriptor
- Comment
- AllowableCodes
- Source
- Data Freeze variable name
- Data type
- Data source
- Variable Length
- Description / derivation
- Form
- VariableType
- DataType
- Source variable
Examples
if (FALSE) { # \dontrun{
browseVignettes('NACCADRC')
} # }