STUDYSAS BLOG

SDTM Programming  ·  Pinnacle 21  ·  Submission QC  ·  Define.xml Most SDTM teams still treat a clean run in Pinnacle 21 Enterprise as the finish line. It isn’t. It tells you one thing: your datasets passed a rule-based conformance check aligned to published standards such as the SDTM model, SDTM IG, controlled terminology, and define.xml schema. It does not tell you: if the data is clinically interpretable, if the relationships across domains make sense, if a reviewer can actually use the package without stopping to question it. That gap matters most in SDTM, because SDTM is the base layer of the submission. If SDTM distorts the study, everything downstream inherits that distortion, including define.xml, reviewer traceability, and the regulatory review itself. P21 clean means the package passed rules. It does not mean the package is correct. This is not a knock on Pinnacle 21 Enterprise. It is an essential to...

Your SDTM Passed Validation. That Doesn’t Mean You’re Safe. StudySAS Blog Your SDTM Passed Validation. That Doesn’t Mean You’re Safe. Why clean Pinnacle 21 results do not always mean your SDTM package is ready for review, and why define.xml still decides how quickly a reviewer can understand and trust your data. Most teams celebrate when Pinnacle 21 is clean. That makes sense. It feels like the hard part is over. But regulators do not review submissions that way. They start with define.xml . Across repeated submission work, one pattern becomes obvious. Clean datasets get you submitted. Clear metadata gets you through review. Figure 1. What teams think vs what reviewers actually do A simple process view of the gap between validation completion and actual reviewer workflow. ...

Validation checks or tools to check the compliance of SDTM data JANUS is a standard database model which is based on the CDISC’s SDTM standard. JANUS is used by the FDA to store the submitted SDTM clinical data. As a part of data definition file submission pharmaceutical companies have to submit SAS datasets in transport file ( . xpt ) format along with annotated CRF and Define.xml file. The reason being this is… to properly load the clinical data into JANUS database which is maintained by the FDA. It is very easy for FDA reviewers to review the clinical data once they load the clinical data into their JANUS database. They can even produce ad-hoc reports and perform cross-study review at the same time. FDA runs compliance checks on the data submitted to make sure the data was collected as per the SDTM standard. FDA checks the compliance of data by running the WebSDM™ developed by PhaseForward ). WebSDM™ is a SDTM compliance check validation tool performs a set of SDTM c...