Start a conversation

Collecting data

  • How do we use dual data entry procedures in Castor?

    Dual data entry is done by creating duplicates of each step in the CRF and assigning separate roles to the two users who will complete the data entry. This is done to ensure they can only see their as...

  • How to lock a record to prevent further data entry

    It is possible to lock records in Castor, which will prevent other users from accessing them and making changes to the data. Only users with the 'Lock' user right can lock/unlock a record. Once a reco...

  • Why does my calculation not have a value?

    There are several possible causes if a calculation field does not have a value: The step in which the calculation is located, has not been opened for the record in question. Please note that you shoul...

  • Why can't I open/enter my study?

    It is possible that you're trying to open a study and that you see the following error message:  'Could not open selected study. You don't have permission to enter this study. Please contact your stud...

  • What to do if a subject withdraws consent?

    If a subject withdraws consent, follow the steps below: 1. Lock the record or parts of the record which should no longer be modified 2. Make sure to trigger an exclusion message - these can be set up ...

  • What is the difference between SDV, signature and lock?

    SDV and Signatures are similar measures to mark a step or phase as having valid data entered, being complete, and/or having been checked by a monitor. Source Data Verification (SDV) - confirms the con...

  • How to do study setup for patient from site A going to site B for operation/treatment?

    If a subject is being seen at site A and would like to continue care at site B. You can create a site called “A-B” that would allow both sites access to the records for the subject.  Navigate to the s...