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transition rule
tran·si·tion rule
Definitions related to transition rule:
  • A guide that governs the allocation of subjects to operational options at a discrete decision point or branch (e.g., assignment to a particular arm, discontinuation) within a clinical trial plan. See branch.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • An axiom that indicates whether the subject is allowed to transition to an element of a trial, other than the next element in the previously determined sequence.
    NCI
    U.S. National Cancer Institute, 2021
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