Data Cleaning and Preparation in R

Raw, Cleaned, and Analysis-Ready Datasets

Code Example 1

30-45 minutes Applied Step 6 of 8

Code

Code Example 1

6 / 8

Code

Code Example 1

text

clinical_dm_project/
  data_raw/
    redcap_export_2026-06-01.csv
  data_clean/
    redcap_cleaned_2026-06-08.csv
  data_analysis/
    analysis_dataset_v01.csv
  scripts/
    01_import_raw_data.R
    02_run_quality_checks.R
    03_prepare_clean_dataset.R
    04_create_analysis_dataset.R
  outputs/
    query_listing_2026-06-01.csv
    cleaning_summary_2026-06-01.html