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CPCD practice questions

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Question 1Clinical Data Management Fundamentals and Regulatory Environment

Which document serves as the international ethical and scientific quality standard for designing, conducting, recording, and reporting trials involving human subjects?

  1. ISO 14155
  2. 21 CFR Part 11
  3. Declaration of Helsinki
  4. ICH E6 Good Clinical Practice Correct answer.

Explanation

ICH E6 GCP is the harmonized international standard governing the conduct of clinical trials involving human subjects. It defines sponsor, investigator, and IRB/IEC responsibilities and the quality of trial data. The other documents address device trials, ethical principles broadly, or electronic records rather than the full GCP framework.

Question 2Clinical Data Management Fundamentals and Regulatory Environment

In clinical data management, what does the term 'source data' refer to?

  1. The statistical analysis plan and derived datasets
  2. The case report form submitted to the sponsor
  3. The cleaned and locked database at study close
  4. All information in original records and certified copies of original records Correct answer.

Explanation

Source data are all information in original records and certified copies of original records of clinical findings, observations, or other activities necessary for reconstructing and evaluating the trial. Source documents are where source data are first recorded. The CRF is a derived record, and the locked database and analysis plan are downstream artifacts.

Question 3Clinical Data Management Fundamentals and Regulatory Environment

Which organization issues the Guideline for Good Clinical Practice E6 that many regulators adopt?

  1. World Health Organization
  2. European Medicines Agency
  3. Food and Drug Administration
  4. International Council for Harmonisation Correct answer.

Explanation

The International Council for Harmonisation (ICH) produces the E6 GCP guideline, which regulators then adopt into national requirements. The FDA and EMA are regulators that implement such guidelines but do not author the ICH document. WHO issues separate guidance but not ICH E6.

Question 4Clinical Data Management Fundamentals and Regulatory Environment

A clinical data manager discovers that a value was entered into the database incorrectly compared with the source document. Which action is most appropriate?

  1. Leave the value unchanged to preserve data integrity
  2. Correct the value and retain an audit trail of the change Correct answer.
  3. Delete the record and re-enter it as a new record
  4. Overwrite the original value with no record of the change

Explanation

Data corrections must be made in a way that preserves the original entry and documents who changed what and when, typically through an audit trail. Silent overwriting or deletion destroys the ability to reconstruct the trial record. Leaving a known error uncorrected compromises data quality.

Question 5Clinical Data Management Fundamentals and Regulatory Environment

Which of the following best describes a serious adverse event (SAE)?

  1. Any event that results in death, is life-threatening, requires hospitalization, or causes persistent disability Correct answer.
  2. Any event reported after the subject completes the study
  3. Any event the investigator considers unrelated to the study drug
  4. Any laboratory abnormality outside the reference range

Explanation

An SAE is any untoward medical occurrence that results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability, or is a congenital anomaly. Relatedness and timing do not define seriousness. Out-of-range labs are only serious if they meet one of these outcome criteria.

Question 6Clinical Data Management Fundamentals and Regulatory Environment

What is the primary purpose of the audit trail in a clinical database?

  1. To reduce the number of queries sent to sites
  2. To calculate the statistical power of the study
  3. To provide a secure, computer-generated record of data creation and modification Correct answer.
  4. To replace the need for source document verification

Explanation

An audit trail is a secure, computer-generated, time-stamped record allowing reconstruction of the creation, modification, and deletion of electronic records. It supports traceability and regulatory inspection. It does not substitute for source verification or serve statistical purposes.

Question 7Clinical Data Management Fundamentals and Regulatory Environment

Which document defines the planned analyses and is typically finalized before database lock?

  1. Statistical analysis plan Correct answer.
  2. Investigator brochure
  3. Case report form
  4. Informed consent form

Explanation

The statistical analysis plan specifies the planned analyses, endpoints, and methods and is generally finalized before unblinding and database lock. The CRF collects data, the consent form documents subject agreement, and the investigator brochure summarizes the investigational product.

Question 8Clinical Data Management Fundamentals and Regulatory Environment

Which regulation establishes criteria for electronic records and electronic signatures in FDA-regulated studies?

  1. 21 CFR Part 312
  2. 21 CFR Part 56
  3. 21 CFR Part 50
  4. 21 CFR Part 11 Correct answer.

Explanation

21 CFR Part 11 sets requirements for electronic records and electronic signatures, including validation, audit trails, and access controls. Part 50 covers protection of human subjects, Part 56 covers IRBs, and Part 312 covers investigational new drug applications.

Question 9Clinical Data Management Fundamentals and Regulatory Environment

A query is raised on a CRF field because the value is inconsistent with a related field. What is the typical first step in query management?

  1. Change the value in the database to the expected range
  2. Lock the database to prevent further changes
  3. Exclude the subject from the analysis
  4. Send the query to the site for resolution and document the response Correct answer.

Explanation

Queries are issued to the site or data originator to verify or correct data, and the response is documented and the query closed. The data manager should not silently alter clinical values. Excluding subjects or locking the database are not appropriate responses to a single discrepancy.

Question 10Clinical Data Management Fundamentals and Regulatory Environment

Which of the following is a key responsibility of the sponsor in a clinical trial?

  1. Obtaining informed consent directly from each subject
  2. Approving the statistical analysis of competing products
  3. Performing the physical examinations of subjects
  4. Implementing and maintaining a quality management system for the trial Correct answer.

Explanation

The sponsor is responsible for implementing a system to manage quality throughout the trial, including SOPs, oversight, and risk-based monitoring. Obtaining consent and performing examinations are investigator responsibilities. Approving analyses of competing products is unrelated to trial conduct.

Question 11Clinical Data Management Fundamentals and Regulatory Environment

What is the purpose of database lock in a clinical trial?

  1. To transfer data to the statistical team for ongoing editing
  2. To allow sites to enter new data more quickly
  3. To freeze the database for analysis after all data issues are resolved Correct answer.
  4. To permit unblinding before data cleaning is complete

Explanation

Database lock freezes the database once data cleaning, query resolution, and quality checks are complete, allowing analysis on a stable dataset. After lock, changes require formal documented procedures. It is not a mechanism to speed entry or enable premature unblinding.

Question 12Clinical Data Management Fundamentals and Regulatory Environment

A subject's weight is recorded as 780 kg. Which data quality check would most likely flag this value?

  1. Consistency check across visits
  2. Duplicate check
  3. Format check
  4. Range check Correct answer.

Explanation

A range check verifies that values fall within plausible or protocol-defined limits, so an implausible weight would be flagged. Duplicate checks find repeated records, consistency checks compare related fields, and format checks verify data type or structure.

Question 13Clinical Data Management Fundamentals and Regulatory Environment

Which of the following best describes a protocol deviation?

  1. A type of adverse event reporting form
  2. Any departure from the approved protocol Correct answer.
  3. A planned amendment approved by the IRB
  4. A statistical method specified in the analysis plan

Explanation

A protocol deviation is any departure from the IRB/ethics-approved protocol. Deviations may be minor or major and must be documented and assessed for impact on subject safety and data integrity. Approved amendments are changes to the protocol, not deviations.

Question 14Clinical Data Management Fundamentals and Regulatory Environment

What is the role of the Data Safety Monitoring Board (DSMB) in a clinical trial?

  1. To approve the informed consent form
  2. To enter source data at the site
  3. To independently review safety and efficacy data and recommend trial continuation or modification Correct answer.
  4. To perform statistical programming of the final tables

Explanation

A DSMB is an independent committee that periodically reviews accumulating safety and efficacy data and advises the sponsor on trial continuation, modification, or termination. It does not handle data entry, consent approval, or programming tasks.

Question 15Clinical Data Management Fundamentals and Regulatory Environment

A data manager notices that a site consistently enters visit dates in a different format than specified. Which control best addresses the root cause?

  1. Adding a manual query for every affected record
  2. Revising the CRF design with constrained date fields and retraining the site Correct answer.
  3. Locking the database immediately
  4. Excluding the site's data from analysis

Explanation

Addressing root cause means improving the data capture design (e.g., constrained entry) and retraining users, which prevents recurrence. Manual queries treat symptoms repeatedly. Excluding data or locking the database does not correct the underlying process.

Question 16Clinical Data Management Fundamentals and Regulatory Environment

Which of the following is required for informed consent to be valid?

  1. It is obtained after the subject completes all study procedures
  2. It is obtained before any study-specific procedures and documented Correct answer.
  3. It is signed only by the investigator
  4. It can be waived for any minimal-risk study

Explanation

Informed consent must be obtained before any study-specific procedures and must be documented, typically with a signed and dated form. Consent is given by the subject or legally authorized representative, not solely the investigator. Waiver is possible only under specific regulatory conditions, not automatically for minimal-risk studies.

Question 17Clinical Data Management Fundamentals and Regulatory Environment

In the context of ICH E6, what is 'essential document' management primarily intended to ensure?

  1. That all subjects receive payment on time
  2. That the analysis plan is kept confidential
  3. That the sponsor's marketing materials are archived
  4. That records exist to reconstruct the conduct of the trial and support inspection Correct answer.

Explanation

Essential documents collectively allow the conduct of the trial and the quality of the data to be evaluated and reconstructed. They support monitoring, audit, and inspection. They are not primarily about marketing, payments, or confidentiality of analysis plans.

Question 18Clinical Data Management Fundamentals and Regulatory Environment

A query response from a site indicates the source document supports a different value than what was entered. What should the data manager do?

  1. Update the database to match the verified source value and document the change Correct answer.
  2. Escalate directly to the regulatory authority
  3. Reject the response and close the query
  4. Delete the subject's record

Explanation

When the source supports a different value, the database should be corrected to reflect the verified source, with the change documented and the query closed. Rejecting a valid response, deleting records, or immediate regulatory escalation is inappropriate for a routine correction.

Question 19Clinical Data Management Fundamentals and Regulatory Environment

Which statement accurately describes the relationship between the CRF and the database?

  1. The CRF is the permanent legal record and the database is optional
  2. The CRF is created after database lock
  3. The database is populated from CRF data and may include derived or external data Correct answer.
  4. The database must be identical to the CRF with no transformations

Explanation

The database is built from CRF data and may incorporate external data (e.g., labs) and derived variables. The CRF is not necessarily the permanent legal record; source documents often hold that role. The database involves structure and derivation beyond a literal copy of the CRF.

Question 20Clinical Data Management Fundamentals and Regulatory Environment

Which of the following is a hallmark of a risk-based monitoring approach?

  1. Elimination of all source document review
  2. Reliance solely on site self-reporting
  3. Focus on the most critical data and processes, using centralized and targeted monitoring Correct answer.
  4. Equal on-site monitoring of every subject at every site

Explanation

Risk-based monitoring prioritizes critical data and processes, combining centralized review with targeted on-site activities. It does not mandate equal intensity everywhere, nor does it eliminate source review or rely solely on self-reporting.

Question 21Clinical Data Management Fundamentals and Regulatory Environment

A sponsor plans to use a computerized system for trial data. Under 21 CFR Part 11, which element is most directly required to ensure records are trustworthy and reliable?

  1. A printed copy of all records
  2. Use of open-source software
  3. Validation of the system with documented evidence Correct answer.
  4. Weekly manual backups by the investigator

Explanation

Part 11 requires validation of computer systems to ensure accuracy, reliability, and consistent intended performance, with documented evidence. Printed copies, manual investigator backups, or specific software licensing are not the central requirement.

Question 22Clinical Data Management Fundamentals and Regulatory Environment

Which situation most clearly represents a major protocol deviation requiring prompt reporting?

  1. A visit conducted in a different exam room
  2. A scheduled lab draw performed one day late
  3. A subject enrolled without obtaining informed consent Correct answer.
  4. A minor typographical error in a CRF comment

Explanation

Enrolling a subject without informed consent is a serious deviation affecting subject rights and safety, typically requiring prompt reporting. Minor timing shifts, typographical errors, and room changes are generally minor deviations unless they affect safety or data integrity.

Question 23Clinical Data Management Fundamentals and Regulatory Environment

During an inspection, an auditor asks how a specific data point evolved from initial entry to final value. Which combination of records best supports the answer?

  1. The final analysis dataset and the statistical analysis plan
  2. The audit trail and the associated query documentation Correct answer.
  3. The monitoring visit log and the site's training records
  4. The informed consent form and the investigator brochure

Explanation

Reconstructing a data point's history requires the audit trail showing changes plus query documentation capturing rationale and verification. The analysis dataset, consent form, brochure, or visit logs do not trace the specific modification history.

Question 24Clinical Data Management Fundamentals and Regulatory Environment

A site reports an SAE to the sponsor three weeks after learning of it, though the protocol requires reporting within 24 hours. How should this be handled?

  1. Ignore it because the event is already resolved
  2. Document it as a deviation from the reporting requirement and assess impact Correct answer.
  3. Discard the report as invalid
  4. Retroactively change the event date to avoid the deviation

Explanation

Late SAE reporting is a deviation from the protocol and applicable regulations and must be documented with an assessment of impact on subject safety and trial integrity. Falsifying dates or discarding reports is unacceptable, and resolution of the event does not erase the reporting failure.

Question 25Clinical Data Management Fundamentals and Regulatory Environment

Which practice best supports data integrity when transferring laboratory data from a central lab into the trial database?

  1. Use of a validated transfer with checksums and reconciliation against expected records Correct answer.
  2. Accepting only values within reference ranges
  3. Storing the transfer file on a local desktop
  4. Manual re-keying of all values without verification

Explanation

Validated electronic transfers with integrity checks and reconciliation ensure completeness and accuracy of external data. Manual unverified re-keying invites error, filtering by reference range biases data, and local storage undermines control and traceability.

Question 26Clinical Data Management Fundamentals and Regulatory Environment

Which ICH guidance document establishes the principles of Good Clinical Practice for trials involving human subjects?

  1. ICH E6 Correct answer.
  2. ICH E9
  3. ICH Q7
  4. ICH E2A

Explanation

ICH E6 is the consolidated guideline for Good Clinical Practice and sets out the standards for designing, conducting, recording, and reporting trials involving human subjects. The other documents address different areas of pharmaceutical regulation.

Question 27Clinical Data Management Fundamentals and Regulatory Environment

In a trial database, which term describes a data value that is present, plausible, and consistent with other collected data, so that it can be used for analysis?

  1. Clean data Correct answer.
  2. Raw data
  3. Source data
  4. Metadata

Explanation

Clean data refers to values that have passed the defined edit checks and query resolution process and are considered suitable for analysis. Raw and source data describe origin rather than the validation status of the value.

Question 28Clinical Data Management Fundamentals and Regulatory Environment

A data manager is designing edit checks for a new electronic case report form. Which check type compares a value against a predefined permissible range for that field?

  1. Range check Correct answer.
  2. Cross-field consistency check
  3. Duplicate check
  4. Format check

Explanation

A range check verifies that a value falls within predefined acceptable limits for that variable, such as a plausible age or laboratory result. The other check types address relationships between fields, repeated records, or the structure of the entry.

Question 29Clinical Data Management Fundamentals and Regulatory Environment

Under 21 CFR Part 11, which characteristic must an electronic signature have to be considered trustworthy and reliable?

  1. It must be witnessed by a second person for every entry.
  2. It must be renewed at each study visit.
  3. It must be printed and filed with the source documents.
  4. It must be linked to its respective electronic record. Correct answer.

Explanation

Part 11 requires that electronic signatures be linked to their respective electronic records so that signatures cannot be excised or copied to falsify a record. Witnessing, printing, and renewal are not general requirements for signature validity.

Question 30Clinical Data Management Fundamentals and Regulatory Environment

A data manager receives a query response stating that the entered value was correct but that the supporting source documentation has since been altered to match it. Which action best preserves data integrity?

  1. Change the database value to a neutral placeholder until the site clarifies.
  2. Delete the original query record so the audit trail shows only the final value.
  3. Escalate the potential source alteration through the documented issue-management process. Correct answer.
  4. Accept the response and close the query, since the value now matches the source.

Explanation

Alteration of source documentation to match entered data raises a potential integrity concern that must be escalated through the defined issue-management and quality processes. Accepting, altering, or deleting records would obscure the event and undermine the audit trail.

Question 31Study Start-Up and Data Management Planning

Which document serves as the governing plan for how data will be collected, entered, validated, and cleaned during a clinical trial?

  1. The Investigator's Brochure
  2. The Data Management Plan Correct answer.
  3. The Clinical Study Report
  4. The Statistical Analysis Plan

Explanation

The Data Management Plan (DMP) defines the operational processes for data handling, including CRF design, data entry, validation, and cleaning. Other trial documents address investigator safety information, final reporting, or statistical methods rather than day-to-day data operations.

Question 32Study Start-Up and Data Management Planning

During study start-up, which activity most directly ensures that the case report form captures exactly the data the protocol requires?

  1. Registering the trial on a public registry
  2. Finalizing the site budget
  3. Performing a site qualification visit
  4. Reviewing the CRF against the protocol's schedule of assessments Correct answer.

Explanation

A protocol-to-CRF review maps each required assessment and data point to a CRF field, confirming completeness and consistency. Site qualification, budgeting, and registry listing are start-up activities but do not validate CRF content.

Question 33Study Start-Up and Data Management Planning

In electronic data capture, a 'data validation check' is best described as:

  1. A log of who accessed the system and when
  2. A programmed rule that flags data failing pre-defined criteria Correct answer.
  3. A manual signature applied by the investigator
  4. A backup copy of the database stored offsite

Explanation

Validation checks (edit checks) are programmed logic that automatically flag values that are missing, out of range, or inconsistent. They are distinct from signatures, backups, and audit trails, which serve other functions.

Question 34Study Start-Up and Data Management Planning

Which element is essential in a data management plan to address regulatory requirements for traceability of changes to trial data?

  1. A list of investigator site contacts
  2. An audit trail specification Correct answer.
  3. A recruitment forecast
  4. A marketing timeline

Explanation

Regulations require an audit trail that documents who made each data change, when, and why, preserving original values. Contact lists, marketing timelines, and recruitment forecasts do not address data traceability.

Question 35Study Start-Up and Data Management Planning

The primary purpose of a data transfer specification during study start-up is to:

  1. Summarize the informed consent process
  2. Describe the statistical tests to be used
  3. Outline investigator payment schedules
  4. Define how external data such as lab results will be structured and transmitted to the sponsor Correct answer.

Explanation

A data transfer specification defines file formats, variable definitions, timing, and responsibilities for external data sources like central laboratories. It does not cover statistics, payments, or consent procedures.

Question 36Study Start-Up and Data Management Planning

When designing a CRF, which practice best supports accurate data entry while minimizing queries?

  1. Providing coded pick-lists and clear field labels Correct answer.
  2. Combining multiple distinct questions into one field
  3. Removing units of measurement to simplify the form
  4. Using free-text fields for all measurements

Explanation

Coded pick-lists and clear labels reduce ambiguity and prevent invalid entries, lowering query volume. Free-text fields, combined questions, and missing units increase variability and errors.

Question 37Study Start-Up and Data Management Planning

Which document typically defines the database structure, including tables, variables, and their attributes, before data entry begins?

  1. The database design specification Correct answer.
  2. The protocol synopsis
  3. The monitoring plan
  4. The informed consent form

Explanation

The database design specification documents the technical structure of the database, mapping CRF fields to variables with defined attributes. Monitoring plans, protocol synopses, and consent forms do not define database structure.

Question 38Study Start-Up and Data Management Planning

A sponsor plans to use an electronic system for capturing subject-reported outcomes. Which start-up activity best confirms the system meets regulatory requirements for electronic records before go-live?

  1. Scheduling the first monitoring visit
  2. Ordering additional CRF paper stock
  3. Drafting the clinical study report shell
  4. Conducting a system validation and documenting it Correct answer.

Explanation

Electronic systems used to capture regulated records must be validated and the validation documented to demonstrate accuracy and reliability. Monitoring visits, report drafting, and paper stock do not establish system compliance.

Question 39Study Start-Up and Data Management Planning

Which metric is most useful for tracking the timeliness of data entry during a trial?

  1. Time from visit date to data entry date Correct answer.
  2. Rate of subject enrollment
  3. Number of protocol deviations
  4. Number of serious adverse events

Explanation

The interval between a subject's visit and entry of that visit's data into the system directly measures data entry timeliness. Deviations, adverse events, and enrollment rates measure other aspects of trial conduct.

Question 40Study Start-Up and Data Management Planning

During study start-up, a data manager discovers the protocol schedules a lab test at screening that has no corresponding CRF field. What is the most appropriate first action?

  1. Delete the lab test from the protocol schedule
  2. Ignore it because labs are handled by the central laboratory
  3. Raise the discrepancy with the protocol author and revise the CRF design Correct answer.
  4. Enter the lab values into a free-text comment field

Explanation

A protocol-to-CRF reconciliation gap should be escalated to the protocol author so the CRF can be amended to capture required data. Ignoring, working around with free text, or unilaterally altering the protocol are inappropriate.

Question 41Study Start-Up and Data Management Planning

Which approach best supports a risk-based data management strategy at study start-up?

  1. Deferring all data review until database lock
  2. Prioritizing intensive review on critical variables affecting primary endpoints Correct answer.
  3. Applying identical source data verification to every data point
  4. Relying solely on automated checks without human review

Explanation

Risk-based approaches concentrate resources on data critical to subject safety and primary endpoint integrity. Uniform verification of all points is inefficient, and deferring review or removing human oversight undermines quality.

Question 42Study Start-Up and Data Management Planning

What is the purpose of a data management kick-off meeting before first subject enrollment?

  1. To finalize the statistical analysis results
  2. To align the study team on data flows, roles, timelines, and system readiness Correct answer.
  3. To conduct the first monitoring visit
  4. To obtain ethics committee approval

Explanation

A kick-off meeting coordinates the team on processes, responsibilities, and readiness before data collection starts. Ethics approval, statistical results, and monitoring visits occur through separate processes and timelines.

Question 43Study Start-Up and Data Management Planning

A trial uses an electronic patient-reported outcome device. Which start-up documentation most directly ensures that device-generated data can be reliably linked to the correct subject and visit?

  1. A data transfer specification defining identifiers and timing Correct answer.
  2. A device inventory list
  3. A pharmacy dispensing record
  4. A site delegation log

Explanation

The data transfer specification defines subject identifiers, visit mapping, and transmission timing needed to link device data accurately. Inventory lists, delegation logs, and dispensing records serve other operational purposes.

Question 44Study Start-Up and Data Management Planning

Which statement best describes the role of a data manager in resolving a query generated by an edit check?

  1. The data manager deletes the query to avoid delays
  2. The data manager changes the source document to match the database
  3. The data manager routes the query to the site and tracks it to resolution Correct answer.
  4. The data manager resolves every query without site input

Explanation

Data managers issue queries to the appropriate responder, typically the site, and track responses until resolution and closure. They do not resolve clinical questions unilaterally, delete queries, or alter source documents.

Question 45Study Start-Up and Data Management Planning

Which item is typically included in a data management plan's section on database lock procedures?

  1. The criteria and approvals required before the database is locked Correct answer.
  2. The list of inclusion and exclusion criteria
  3. The subject randomization codes
  4. The investigator's curriculum vitae

Explanation

The database lock section specifies prerequisites, sign-offs, and approvals needed to freeze the database. Eligibility criteria belong in the protocol, CVs in regulatory files, and randomization codes in unblinding documentation.

Question 46Study Start-Up and Data Management Planning

A sponsor intends to outsource data management to a vendor. Which start-up document most clearly defines the vendor's data handling responsibilities and deliverables?

  1. The scope of work within the data management services agreement Correct answer.
  2. The site monitoring plan
  3. The protocol amendment log
  4. The subject screening log

Explanation

The scope of work in the services agreement specifies vendor deliverables, responsibilities, and standards. Monitoring plans, amendment logs, and screening logs do not define vendor obligations.

Question 47Study Start-Up and Data Management Planning

Which practice best ensures that a database built for a trial is ready for data entry at first-subject-in?

  1. Waiting until the first subject completes the study to test the system
  2. Relying on the vendor's generic demonstration environment
  3. Testing only after a query is reported by a site
  4. Conducting user acceptance testing with representative data before go-live Correct answer.

Explanation

User acceptance testing with representative data confirms that the database and edit checks function as intended before real data are entered. Deferring testing or relying on generic environments risks undetected errors.

Question 48Study Start-Up and Data Management Planning

Which of the following best describes the relationship between the CRF and the database in an electronic data capture system?

  1. The database is created after data entry is complete
  2. The CRF fields are mapped to database variables during design Correct answer.
  3. The CRF is the physical paper, and the database is unrelated
  4. The CRF and database are maintained by the site only

Explanation

During design, each CRF field is mapped to a database variable with defined attributes, ensuring captured data are stored consistently. The database is built before entry, and both are sponsor-managed artifacts.

Question 49Study Start-Up and Data Management Planning

During start-up, a study team identifies that a central laboratory will report results in a format that cannot be loaded into the study database. What is the most appropriate action?

  1. Proceed and plan to enter results manually later
  2. Cancel the central laboratory contract
  3. Revise the data transfer specification with the laboratory before first shipment Correct answer.
  4. Ask sites to record results in free-text fields

Explanation

The data transfer specification should be agreed with the laboratory before data flow begins so that formats and variables align with the database. Manual workarounds, contract cancellation, or free-text capture introduce error and inefficiency.

Question 50Study Start-Up and Data Management Planning

A sponsor is designing edit checks for a trial with a primary endpoint derived from a calculated score. Which check is most critical to protect the integrity of that endpoint?

  1. A check confirming that the subject's initials are uppercase
  2. A check confirming that the site name is spelled correctly
  3. A check confirming that the calculated score matches its component inputs Correct answer.
  4. A check confirming that the CRF page was printed

Explanation

Checks on derived variables should verify that the calculated score is consistent with its components, protecting the primary endpoint. Cosmetic checks on site names, printing, or initials do not affect endpoint integrity.