# National Institutes of Health Brain Development Cohorts Data Hub Tools

## Documentation for package ‘NBDCtools’ version 1.1.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

add_custom_metadata | Add custom metadata
convert_names_data | Convert column names in a data frame
convert_names_file | Convert column names in a file
create_bids_sidecar_data | Create BIDS sidecar from labelled data
create_bids_sidecar_metadata | Create BIDS sidecar from metadata
create_dataset | Create a dataset
create_dataset_abcd | Create a dataset
create_dataset_hbcd | Create a dataset
filter_empty_cols | Filter empty columns
filter_empty_rows | Filter empty rows
filter_events_abcd | Filter ABCD events
filter_id_events | Filter ID/events
get_dd | Get data dictionary
get_dd_abcd | Get data dictionary
get_dd_hbcd | Get data dictionary
get_id_cols | Get identifier columns
get_id_cols_abcd | Get identifier columns
get_id_cols_hbcd | Get identifier columns
get_latest_release | Get release version number(s)
get_latest_release_abcd | Get release version number(s)
get_latest_release_hbcd | Get release version number(s)
get_levels | Get levels table
get_levels_abcd | Get levels table
get_levels_hbcd | Get levels table
get_metadata | Get metadata
get_releases | Get release version number(s)
get_releases_abcd | Get release version number(s)
get_releases_hbcd | Get release version number(s)
get_sessions | Get sessions table
get_sessions_abcd | Get sessions table
get_sessions_hbcd | Get sessions table
join_tabulated | Join tabulated data
join_tabulated_abcd | Join tabulated data
join_tabulated_hbcd | Join tabulated data
read_dsv_formatted | Read delimiter (tab/comma) separated values file correctly formatted
shadow_bind_data | Bind the shadow matrix to the data
shadow_replace_binding_missing | Fix binding resulted missingness in shadow matrices
transf_factor | Convert categorical columns to factor
transf_label | Add variable/value labels
transf_time_to_hms | Convert time columns to 'hms' format
transf_value_to_label | Convert values to labels for categorical variables
transf_value_to_na | Convert categorical missingness/non-response codes to 'NA'