Standard · CDASH · SDTM · ADaM · SEND · independently versioned

CDISC Foundational Standards

Maintained by CDISC

What it helps you do

Use CDISC when you need protocol-to-analysis clinical and nonclinical research data, including acquisition, tabulation, analysis, and submission structures.

  • Clinical
  • Preclinical
PlanAcquireHarmonizeExchangeLearn + reuse

01

Where it fits—and where it doesn’t

Use these four checks before committing implementation time.

Use it when
Best for regulated studies and traceable submission packages; less natural for early discovery or raw instrument output.
Do not use it as
Do not treat CDISC as a complete solution on its own. Conformance is detailed and version-sensitive; transformations can preserve structure while losing source context.
Best for
Teams working with Clinical and Preclinical data across Plan → Acquire → Harmonize → Exchange.
Maturity
EstablishedEstablished enough for serious use; still pin the exact release and any implementation profile.

02

See it in the workflow

A standard creates value by changing a handoff, not by existing in a catalog.

  1. InputWhat starts

    Clinical and Preclinical data, metadata, and the local decisions around them

  2. CDISCWhat changes

    CDISC applies a shared standard across Plan → Acquire → Harmonize → Exchange

  3. OutputWhat becomes possible

    A more consistent, reviewable handoff for the next system or team

Readiness gateBefore scaling: Conformance is detailed and version-sensitive; transformations can preserve structure while losing source context.

03

A concrete example

A phase III study maps EDC collection to CDASH, tabulates SDTM domains, and derives ADaM datasets for analysis and review.

Why it matters: Strong variable conventions and traceability help supervised learning, but harmonization, cohort context, and leakage controls remain separate work.

04

What it fits with

CDASH supports acquisition-to-SDTM traceability; SEND implements SDTM for nonclinical data; ADaM commonly derives from SDTM; Define-XML exchanges dataset metadata.

05

Implementation starter

Start with one bounded handoff. Pin, test, and review it before scaling.

  1. Name an accountable owner and the decision CDISC must support.

  2. Pin the exact version and companion artifacts: CDASH · SDTM · ADaM · SEND · independently versioned.

  3. Map one representative input to the required standard artifacts.

  4. Test the result against the canonical source and record every exception.

  5. Preserve the source data, mappings, and review evidence before scaling.

06

Limitation to test first—and the tests that catch it

Risk

Conformance is detailed and version-sensitive; transformations can preserve structure while losing source context.

Test

Run one representative end-to-end pilot and record exactly where CDISC loses context, needs an extension, or depends on another standard.

Risk

A structured or machine-readable result can still be unfit for analysis or AI.

Test

Test the output for missing context, provenance, terminology alignment, time leakage, and the intended downstream decision. Strong variable conventions and traceability help supervised learning, but harmonization, cohort context, and leakage controls remain separate work.

07

Why we believe this

Checked against the canonical source plus independent operational evidence from an adopter, regulator, or implementation report.

Evidence notation: E1 + E2. The code is shorthand; the plain-language statement above is the claim.

Formal status
Released suite; artifacts version independently
Confidence
High
Review state
Source-checked
Reviewed by
Clinical standards reviewer
Last verified
13 July 2026
Review again when
Any standard, IG, Define-XML, or terminology release
How the evidence method works

08

Source shelf

Official diagrams, examples, specifications, and explainers. Nothing external loads until you choose to open it.

  • Primary sourceCDASH · SDTM · ADaM · SEND · independently versioned

    CDISC foundational standards

    The canonical publisher or steward source used to verify this standard profile.

    Publisher
    CDISC
    Rights
    Rights remain with the publisher; this knowledge base links to the source rather than copying it.
    Access
    Opens the publisher's source in a new tab; no external media loads on this page.
    Verified
    2026-07-13
    Open at source

Next action

Put this profile in context

Compare its role with adjacent standards or place it inside an end-to-end data pathway before choosing an implementation.