Data validation is a crucial component of Clinical Data Management (CDM) to ensure the accuracy, completeness, and consistency of clinical trial data. It involves the systematic and rigorous examination of data to identify and address errors, inconsistencies, or discrepancies. Effective data validation enhances the integrity of the clinical trial data and is essential for regulatory compliance and the generation of reliable results. Here are key aspects of data validation in CDM

1. Welcome
Data Validation In Clinical Data Managment(CDM)
Student’s Name:Udita majumder
Student’s Qualification:B.pharm
StudentID:CSRPL_STD_IND_HYD_ONL/CLS_231/112023
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2. Introduction
Data validation in clinical data management is the process of ensuring the quality and integrity
of clinical data.It involves checking the data for accuracy, quality, and completeness.
More specifically, validation is usually concerned with checking four of the eight characteristics of
good clinical data – these characteristics are from the first guidance and the first other reference
listed below. The eight characteristics are:
• Attributable: The sources of the data are known and recorded.
• Legible: The data are human readable.
• Contemporaneous: The source data are recorded when they are generated.
• Original: All data come from the original source.
• Accurate: The data are correct.
• Enduring: The data are available for the entire time they are required to be kept.
• Complete: All available data are included.
• Consistent: All of the data use consistent terms and are non-contradictory. 2

3. Why Data Validation is needed in Clinical Data
Management ?
Data Validation is needed is Clinical Data Management because:
1. Accuracy Assurance:Data validation ensures that clinical data is accurate, reducing errors in
medical records.
2. Compliance: Adhering to regulatory standards is vital, and validation ensures data meets required
quality and integrity benchmarks.
3. Patient Safety: Reliable data supports proper patient care, preventing potential harm due to
inaccuracies.
4. Decision-Making: Valid data enhances the reliability of clinical decisions, promoting effective
healthcare interventions.
5. Research Integrity:Validated data is crucial for maintaining the integrity of clinical research,
ensuring trustworthy outcomes and advancements in medical knowledge.
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4. What is the Validation Process?
The general outline for data validation is listed below.
1.Planning:
The Sponsor decides what checks should be used, what code lists are appropriate, and what
procedures will be used for invalid results.
The checks, code lists, and procedures are documented.
2.Implementation and Testing:
The checks and code lists are implemented in the clinical database management system.
Test procedures and test data for the checks are created, usually as part of database validation.
The test procedures are performed.
3.Data Entry and Validation:
The checks are run during data entry, either as the data are entered or at intervals.
Invalid results are fixed or allowed using the planned procedures.
The final set of checks is usually referred to as data cleaning.
4.Database Lock:
When no more updates or changes to the data are expected the database is locked.
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Challenges in Data Validation in Clinical Data
Managment
Clinical data validation is a crucial process ensuring accuracy and reliability in healthcare research.
However, it faces various challenges that can impact data quality and integrity.
Challenges in Clinical Data Validation:
1. Data Completeness:Incomplete patient records hinder comprehensive analysis.
2. Data Accuracy:Errors in data entry or transcription compromise the reliability of findings.
3. Data Consistency:Inconsistencies across multiple sources impede seamless integration.
4. Data Timeliness:Delays in data entry affect real-time decision-making.
5. Data Security:Ensuring patient privacy and compliance with regulations is an ongoing challenge.
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7. Thank You!
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