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CTR lay summaries: preserve meaning without promotional language

A lay summary should let a non-specialist understand what happened, including uncertainty and unfavourable results.

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A lay summary should let a non-specialist understand what happened, including uncertainty and unfavourable results.

CTR lay summaries — Define the regulatory scope

CTR Article 37 and Annex V establish the lay summary framework. The technical summary and lay summary need consistent evidence even though their language differs.

CTR lay summaries — Build the working record

Build a message table connecting each plain-language statement to the population, endpoint and analysis. Use absolute numbers where appropriate, explain missing data and distinguish group findings from advice to an individual.

CTR lay summaries — Check before release

  • Check benefit and harm receive balanced treatment.
  • Explain uncertainty without statistical shorthand.
  • Ask non-specialist reviewers to describe their understanding.

CTR lay summaries — Record the decision and handover

Record review comments and reconcile every changed number with the technical result set. Publish the required summary through the applicable workflow; a journal abstract or marketing page is not a substitute.

Frequently asked questions

Can a lay summary state that treatment is best?
Only evidence-supported, appropriately qualified findings belong in it; avoid promotional ranking.
Should inconclusive findings be omitted?
No. Explain what can and cannot be concluded from the study.

Sources

  1. Primary requirement: CTR Article 37 and Annex V
  2. Operational guidance: EMA CTIS handbook: results summaries