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Data Documentation Initiative

international standard for describing surveys, questionnaires, statistical data files, and study-level information in the social, behavioral, economic, and health sciences
Place Technical Standard Q1172209

Facts

6 properties

Identity

Instance of
technical standard, metadata standard, ISO standard[1][2]
Inception
1995[8]
Official website
ddialliance.org[9]
More facts +3
Has use
questionnaire, survey study, survey methodology, codebook[3][4][5][6]
Distribution format
XML Schema[7]
Standards body
DDI Alliance[10]
🏷️ Also known as
en Data Documentation Initiative en DDI de DDI Metadaten-Standard es metadatos DDI
🔖 Identifiers · 8
Freebase ID
/m/0674yc
GitHub account
ddialliance
ISO standard
25955
LinkedIn company or organization ID
ddialliance
Microsoft Academic ID (discontinued)
2780157507
Work available at URL
ddialliance.org
X (Twitter) username
DDIAlliance
YouTube handle
ddialliance2982

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References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [10] ↑ . wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Data Documentation Initiative. Retrieved November 11, 2026, from https://4ort.xyz/entity/data-documentation-initiative
MLA “Data Documentation Initiative.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/data-documentation-initiative.
BibTeX @misc{4ortxyz_data-documentation-initiative_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Data Documentation Initiative}}, year = {2026}, url = {https://4ort.xyz/entity/data-documentation-initiative}, note = {Accessed: 2026-11-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Data Documentation Initiative — https://4ort.xyz/entity/data-documentation-initiative (retrieved 2026-11-11)

Canonical URL: https://4ort.xyz/entity/data-documentation-initiative · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 24w ago · ~2026-31184-61 · 2026-05-25 view diff on Wikidata ↗
    Freebase ID → /m/0674yc
    Microsoft Academic ID (discontinued) → 2780157507
    Work available at URL → https://ddialliance.org/products
    Standards body → DDI Alliance
    + 9 other properties edited (see Wikidata diff for full list)
    "Created claim: LinkedIn company or organization ID: ddialliance"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.