Defined term · Evidence assessment
Transitivity
The assumption, required for indirect comparison, that participants in the contributing trials could in principle have been randomised to any of the compared interventions. Assessed explicitly and…
§1Transitivity
§1.2Category
Evidence assessment — Terms describing how the Institute judges and reports the strength of evidence.
§1.3Related terms
- Network meta-analysis — A synthesis combining direct and indirect comparisons across a connected set of interventions. The Institute publishes network estimates with its transitivity assessment…
- Indirect comparison — An estimate of the difference between two interventions that have not been compared directly, derived through their comparisons with a common comparator. Weaker than a…
Compound Evidence Institute · CEI-GT-023 · https://compoundevidence.com/glossary/transitivity/ · retrieved 30 July 2026