- Quality control planning to ensure 100% accuracy of critical variables
- QC during process: manual review of critical data fields in CRFs
- All activities and results are checked by a colleague statistician. Datasets provided by the Data Management system are submitted to QC to ensure that the process of exporting data and loading data into SAS is error free.
- QC after process completion: manual review of sample CRFs at the end of CDM process.