An IRB-approved protocol is amended mid-study to add a new secondary endpoint. From a data management QC perspective, which action is MOST important?
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A
Immediately update all previously collected CRFs to reflect the new endpoint
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B
Assess the impact on existing eCRF design, edit checks, and data management plan, and document changes
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C
Halt data collection until the amendment is approved in all countries
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D
Notify the FDA before making any system changes