{
  "data": {
    "id": "stat_X51CF33780W5MVFGV8KDR8J2EH",
    "url": "https://statorigin.org/stat/stat_X51CF33780W5MVFGV8KDR8J2EH",
    "indicator": {
      "slug": "ctgov-rlt-trial-starts",
      "name": "Radioligand therapy trial starts",
      "definition": "Count of interventional studies whose interventions name a therapeutic radioisotope (lutetium-177, actinium-225, lead-212, radium-223, terbium, copper-67) or radioligand therapy whose start date falls in the period. The region is a site country: a study counts for every country where it lists a site, so regional counts overlap and do not sum to the global count."
    },
    "industry": [
      {
        "slug": "pharmaceuticals",
        "name": "Manufacture of basic pharmaceutical products and pharmaceutical preparations",
        "isic": "C21",
        "is_primary": true
      }
    ],
    "region": {
      "code": "US",
      "name": "United States",
      "type": "country"
    },
    "period": {
      "start": "2024-01-01",
      "end": "2024-12-31",
      "type": "year"
    },
    "value": 37,
    "value_text": "37 studies",
    "unit": "count",
    "currency": null,
    "scale": "1",
    "value_type": "actual",
    "source": {
      "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
      "org_short_name": "ClinicalTrials.gov",
      "org_url": "https://clinicaltrials.gov",
      "org_tier": 1,
      "document_title": "ClinicalTrials.gov study count: Interventional studies whose interventions name a therapeutic radioisotope (lutetium-177, actinium-225, lead-212, radium-223, terbium, copper-67) or radioligand therapy with a start date from 2024-01-01 to 2024-12-31, with sites in at least one site in the United States",
      "document_url": "https://clinicaltrials.gov/api/v2/studies?query.intr=Lutetium%20OR%20177Lu%20OR%20Lu-177%20OR%20Actinium%20OR%20225Ac%20OR%20Ac-225%20OR%20%22Radium-223%22%20OR%20%22Radium%20223%22%20OR%20212Pb%20OR%20Pb-212%20OR%20%22radioligand%20therapy%22%20OR%20%22PSMA-617%22%20OR%20Terbium%20OR%20%22Copper-67%22%20OR%20%22lead-212%22%20OR%20Xofigo&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20AREA%5BStartDate%5DRANGE%5B2024-01-01%2C2024-12-31%5D%20AND%20AREA%5BLocationCountry%5D%22United%20States%22&countTotal=true&pageSize=1&fields=NCTId",
      "document_type": "dataset",
      "locator": "totalCount field of the API response. Query: Interventional studies whose interventions name a therapeutic radioisotope (lutetium-177, actinium-225, lead-212, radium-223, terbium, copper-67) or radioligand therapy with a start date from 2024-01-01 to 2024-12-31, with sites in at least one site in the United States.",
      "quote": "{\"totalCount\":37,\"studies\":[",
      "published_date": null,
      "accessed_at": "2026-09-27",
      "license": "public-domain",
      "url_status": "ok",
      "self_reported": false
    },
    "verification": "verified",
    "verified_by": "pipeline:ctgov-api-totalcount-verified",
    "verified_at": "2026-09-27T12:00:00.000Z",
    "confidence": 0.95,
    "is_secondhand": false,
    "supersedes": "stat_CWC6M3DYGR0ZW2CS930C7K83SR",
    "superseded_by": null,
    "is_current": true,
    "citation": {
      "apa": "ClinicalTrials.gov (U.S. National Library of Medicine). (2024). ClinicalTrials.gov study count: Interventional studies whose interventions name a therapeutic radioisotope (lutetium-177, actinium-225, lead-212, radium-223, terbium, copper-67) or radioligand therapy with a start date from 2024-01-01 to 2024-12-31, with sites in at least one site in the United States. Retrieved September 27, 2026, from https://clinicaltrials.gov/api/v2/studies?query.intr=Lutetium%20OR%20177Lu%20OR%20Lu-177%20OR%20Actinium%20OR%20225Ac%20OR%20Ac-225%20OR%20%22Radium-223%22%20OR%20%22Radium%20223%22%20OR%20212Pb%20OR%20Pb-212%20OR%20%22radioligand%20therapy%22%20OR%20%22PSMA-617%22%20OR%20Terbium%20OR%20%22Copper-67%22%20OR%20%22lead-212%22%20OR%20Xofigo&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20AREA%5BStartDate%5DRANGE%5B2024-01-01%2C2024-12-31%5D%20AND%20AREA%5BLocationCountry%5D%22United%20States%22&countTotal=true&pageSize=1&fields=NCTId. Via StatOrigin, https://statorigin.org/stat/stat_X51CF33780W5MVFGV8KDR8J2EH",
      "bibtex": "@misc{clinicaltrialsgo2024ctgovr8j2eh,\n  author       = {{ClinicalTrials.gov (U.S. National Library of Medicine)}},\n  title        = {ClinicalTrials.gov study count: Interventional studies whose interventions name a therapeutic radioisotope (lutetium-177, actinium-225, lead-212, radium-223, terbium, copper-67) or radioligand therapy with a start date from 2024-01-01 to 2024-12-31, with sites in at least one site in the United States},\n  year         = {2024},\n  howpublished = {StatOrigin, https://statorigin.org},\n  url          = {https://statorigin.org/stat/stat_X51CF33780W5MVFGV8KDR8J2EH},\n  note         = {Original source: https://clinicaltrials.gov/api/v2/studies?query.intr=Lutetium\\%20OR\\%20177Lu\\%20OR\\%20Lu-177\\%20OR\\%20Actinium\\%20OR\\%20225Ac\\%20OR\\%20Ac-225\\%20OR\\%20\\%22Radium-223\\%22\\%20OR\\%20\\%22Radium\\%20223\\%22\\%20OR\\%20212Pb\\%20OR\\%20Pb-212\\%20OR\\%20\\%22radioligand\\%20therapy\\%22\\%20OR\\%20\\%22PSMA-617\\%22\\%20OR\\%20Terbium\\%20OR\\%20\\%22Copper-67\\%22\\%20OR\\%20\\%22lead-212\\%22\\%20OR\\%20Xofigo\\&filter.advanced=AREA\\%5BStudyType\\%5DINTERVENTIONAL\\%20AND\\%20AREA\\%5BStartDate\\%5DRANGE\\%5B2024-01-01\\%2C2024-12-31\\%5D\\%20AND\\%20AREA\\%5BLocationCountry\\%5D\\%22United\\%20States\\%22\\&countTotal=true\\&pageSize=1\\&fields=NCTId. Accessed September 27, 2026.}\n}"
    },
    "updated_at": "2026-09-27T01:11:36.992Z",
    "contested_by": [],
    "related": []
  },
  "meta": {
    "attribution": "Data from StatOrigin (https://statorigin.org), CC BY 4.0. Attribution required.",
    "license": "https://creativecommons.org/licenses/by/4.0/",
    "docs": "https://statorigin.org/docs/api",
    "total": 1
  }
}