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  "acronym": "EDDA",
  "name": "EDDA Study Designs Taxonomy",
  "category": "life",
  "domains": [
    "health"
  ],
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  "description": "Coverage of the terminology appearing in JMLA was extended with terms from MeSH, NCI Thesaurus (NCI), Emtree, the HTA Database Canadian Repository [international repository for health technology assessment], and Robert Sandieson's synonym ring for research synthesis. Collected terms were enriched with terms from the NCI Metathesaurus. Variants include synonyms for preferred terms, singular and plural forms, and American and British spellings. Definitions, if they exist, are mainly from MeSH, NCI, Emtree, and medical dictionaries.",
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    "OWL"
  ],
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  "download": "http://aber-owl.net/media/ontologies/EDDA/1/edda.owl",
  "bioportal": "EDDA",
  "bioregistry": "edda",
  "publications": [],
  "usedBy": [],
  "tags": [
    "epidemiology",
    "medicine",
    "ontology",
    "taxonomy"
  ],
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        "url": "https://bioportal.bioontology.org/ontologies/EDDA",
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        "state": "blocked",
        "checkedAt": "2026-10-26T02:53:31.332Z"
      },
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    "ols": null,
    "obo": null,
    "bioportal": null,
    "citations": [],
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    "tib": null,
    "dashboard": null,
    "quality": null,
    "oops": null,
    "releases": {
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      "lastYear": 0,
      "from": null
    },
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      "name": "EDDA Study Designs Taxonomy",
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        "bioportal": "EDDA",
        "fairsharing": "FAIRsharing.2ffmsb"
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      "appearsIn": [],
      "license": null,
      "version": "2.0",
      "deprecated": false,
      "page": "https://bioregistry.io/edda",
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    "gross": 34,
    "earned": 34,
    "possible": 100,
    "qualityApplies": true,
    "penalty": {
      "score": 0,
      "reason": "no penalties (active)",
      "steps": [
        {
          "label": "Time since last activity",
          "pts": 0,
          "detail": "0.0 years → 4 × max(0, 0.0 − 1)"
        },
        {
          "label": "Inactive status",
          "pts": 0,
          "detail": "not archived, legacy or inactive"
        },
        {
          "label": "Consistency",
          "pts": 0,
          "detail": "not yet checked by a reasoner"
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    "consistent": null,
    "grade": "E",
    "fair": 24,
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        "max": 12,
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          {
            "label": "Persistent identifier (F1)",
            "pts": 0,
            "max": 4,
            "detail": "no PURL / w3id / DOI for the artefact"
          },
          {
            "label": "Indexed in services (F4)",
            "pts": 4,
            "max": 5,
            "detail": "3: BioPortal, Bioregistry, FAIRsharing"
          },
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            "label": "Citable reference (F2)",
            "pts": 0,
            "max": 3,
            "detail": "no reference publication listed"
          }
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          "Persistent identifier (F1): no PURL / w3id / DOI for the artefact",
          "Indexed in services (F4): 3: BioPortal, Bioregistry, FAIRsharing",
          "Citable reference (F2): no reference publication listed"
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        "steps": [
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            "label": "Homepage reachable",
            "pts": 3,
            "max": 3,
            "detail": "HTTP 403"
          },
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            "label": "Artefact retrievable over HTTP(S) (A1)",
            "pts": 6,
            "max": 6,
            "detail": "download HTTP 200"
          },
          {
            "label": "Metadata persists in a registry (A2)",
            "pts": 3,
            "max": 3,
            "detail": "Bioregistry"
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        ],
        "notes": []
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      "interoperable": {
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        "max": 12,
        "steps": [
          {
            "label": "Formal machine-readable format (I1)",
            "pts": 5,
            "max": 5,
            "detail": "OWL"
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          {
            "label": "Semantic-web IRIs (I2)",
            "pts": 3,
            "max": 3,
            "detail": "OWL"
          },
          {
            "label": "References other vocabularies (I3)",
            "pts": 0,
            "max": 4,
            "detail": "no imported vocabularies found"
          }
        ],
        "notes": [
          "References other vocabularies (I3): no imported vocabularies found"
        ]
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      "reusable": {
        "score": 0,
        "max": 12,
        "steps": [
          {
            "label": "Clear license (R1.1)",
            "pts": 0,
            "max": 5,
            "detail": "none found"
          },
          {
            "label": "Release provenance (R1.2)",
            "pts": 0,
            "max": 4,
            "detail": "no version in artefact, registry or release tags"
          },
          {
            "label": "Community standards (R1.3)",
            "pts": 0,
            "max": 3,
            "detail": "no independent compliance report (not on the OBO Dashboard)"
          }
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          "Clear license (R1.1): none found",
          "Release provenance (R1.2): no version in artefact, registry or release tags",
          "Community standards (R1.3): no independent compliance report (not on the OBO Dashboard)"
        ]
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            "detail": "never checked by a reasoner"
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            "label": "OWL 2 DL profile",
            "pts": 0,
            "max": 2,
            "detail": "profile not checked"
          },
          {
            "label": "Upper-ontology alignment",
            "pts": 0,
            "max": 3,
            "detail": "no BFO/COB/DOLCE import found"
          },
          {
            "label": "Standard relations (RO)",
            "pts": 0,
            "max": 1,
            "detail": "does not import the Relation Ontology"
          },
          {
            "label": "ROBOT report: no errors",
            "pts": 0,
            "max": 2,
            "detail": "no ROBOT report available"
          },
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            "label": "ROBOT report: warning density",
            "pts": 0,
            "max": 1,
            "detail": "no ROBOT report available"
          },
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            "label": "Pitfall scan: no critical pitfalls",
            "pts": 0,
            "max": 1,
            "detail": "no pitfall scan or ROBOT report yet"
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          "Upper-ontology alignment: no BFO/COB/DOLCE import found",
          "Standard relations (RO): does not import the Relation Ontology",
          "ROBOT report: no errors: no ROBOT report available",
          "ROBOT report: warning density: no ROBOT report available",
          "Pitfall scan: no critical pitfalls: no pitfall scan or ROBOT report yet"
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        "steps": [
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            "label": "Recency",
            "pts": 10,
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            "detail": "2026-10-21 → 0.1 months (≤ 3 months)"
          },
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            "label": "Release cadence (12 months)",
            "pts": 0,
            "max": 6,
            "detail": "0 releases"
          }
        ],
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          "Release cadence (12 months): 0 releases"
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        "steps": [
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            "label": "Documented adopting projects",
            "pts": 0,
            "max": 7,
            "detail": "0 projects"
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            "max": 4,
            "detail": "0"
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            "pts": 0,
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            "detail": "max(stars 0 → 0, citations 0 → 0)"
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      "description": "Bioregistry",
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      "download": "Bioregistry",
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