: Confirms a clear "lineage" from raw data collection through SDTM and into ADaM datasets for final analysis. Logic & Consistency :
: Ensures all required variables are present and follow the correct data types, labels, and lengths as specified in the Implementation Guides. Clinical Data Quality Checks for CDISC Complian...
: Verifies that data values match the latest CDISC-approved codelists for standardized reporting. : Confirms a clear "lineage" from raw data
: Checking that event dates are logical (e.g., end dates do not occur before start dates). Clinical Data Quality Checks for CDISC Complian...
To maintain high data integrity, programmers and data managers focus on several key validation areas: