The journal of clinical outcome assessment operations
Measurement & Operations
What to record when a trial visit falls outside its protocol window, how to classify the deviation, and when the SAP analysis window still counts the endpoint.
· · 16 min read
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Evidence before assertionHow trial teams timestamp a withdrawal boundary, keep endpoint data already collected in an FDA-regulated database, and stop only the collection the participant has refused.
How data management teams query an endpoint discrepancy without supplying the answer, and what to do when the site confirms the original value.
How clinical trial teams should specify caregiver eligibility, unique credentials, audit trails, and transition sensitivity analyses when diary respondents change.
A pre-build confirmation guide for clinical trial teams: verifying electronic rights, scoring materials, validated translations, and protocol scope before an eCOA build starts.
How clinical trial teams handle offline eCOA entries: resolving wrong device clocks, duplicate records from replacement devices, and preserving audit trails under FDA, EMA, and ICH rules.
How clinical trial teams write a proportionate remote eConsent identity ladder, file the identity note, and handle a missing-document fallback under 21 CFR 11.100, FDA and MHRA/HRA guidance, and the 2025 decentralised-elements recommendation.
How clinical trial teams structure an endpoint adjudication charter and case-packet completeness rules before the first reported event under FDA and ICH E6(R3) guidance.
How clinical trial teams write executable censoring rules for time-to-event endpoints, aligning situation tables with ICH E9(R1) estimands and ADaM datasets.
Resolve eCOA and EDC participant, visit, and timestamp conflicts using prespecified cross-reference keys, visit-window rules, and originator change controls under ICH E6(R3) and EMA guidelines.
How clinical trial teams document patient input that alters trial endpoints—creating an attributable record chain across protocol, registry, and TMF.
