{
  "data": {
    "indicator": {
      "slug": "ctgov-alz-trial-starts",
      "name": "Alzheimer's disease drug trial starts",
      "definition": "Count of interventional drug or biologic studies in Alzheimer's disease 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.",
      "unit": "count",
      "scale": "1",
      "default_unit": "count",
      "default_scale": "1"
    },
    "scale": "1",
    "unit": "count",
    "region": {
      "code": "GLOBAL",
      "name": "Global",
      "type": "world"
    },
    "points": [
      {
        "period_start": "2020-01-01",
        "period_label": "2020",
        "value": 66,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_056BC1CQNR96PKVS29TJ6DEN8N",
        "url": "https://statorigin.org/stat/stat_056BC1CQNR96PKVS29TJ6DEN8N",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2020-01-01 to 2020-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2020-01-01%2C2020-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2020-01-01 to 2020-12-31, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2021-01-01",
        "period_label": "2021",
        "value": 87,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_S146KD2AD5QHB08KR09F79GJZD",
        "url": "https://statorigin.org/stat/stat_S146KD2AD5QHB08KR09F79GJZD",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2021-01-01 to 2021-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2021-01-01%2C2021-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2021-01-01 to 2021-12-31, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2022-01-01",
        "period_label": "2022",
        "value": 81,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_J28CVWA0ST64CQ9ZQNV3SVPY3P",
        "url": "https://statorigin.org/stat/stat_J28CVWA0ST64CQ9ZQNV3SVPY3P",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2022-01-01 to 2022-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2022-01-01%2C2022-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2022-01-01 to 2022-12-31, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2023-01-01",
        "period_label": "2023",
        "value": 58,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_YD0YFD943JW19WNZCPEJ9ZEAZ3",
        "url": "https://statorigin.org/stat/stat_YD0YFD943JW19WNZCPEJ9ZEAZ3",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2023-01-01 to 2023-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2023-01-01%2C2023-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2023-01-01 to 2023-12-31, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2023-01-01",
        "period_label": "1 Jan 2023 to 27 Sep 2026",
        "value": 269,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_K4FHEEAK9A4MCN41TB3AGQGKWP",
        "url": "https://statorigin.org/stat/stat_K4FHEEAK9A4MCN41TB3AGQGKWP",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2023-01-01 to 2026-09-27, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2023-01-01%2C2026-09-27%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2023-01-01 to 2026-09-27, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2024-01-01",
        "period_label": "2024",
        "value": 71,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_35P2B9SY6DR1C2CPBQJ6WHGEMB",
        "url": "https://statorigin.org/stat/stat_35P2B9SY6DR1C2CPBQJ6WHGEMB",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2024-01-01 to 2024-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2024-01-01%2C2024-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2024-01-01 to 2024-12-31, with sites in any country.",
          "published_date": null
        }
      },
      {
        "period_start": "2025-01-01",
        "period_label": "2025",
        "value": 78,
        "scale": "1",
        "unit": "count",
        "value_type": "actual",
        "statistic_id": "stat_Q553ZB2ETK49270PBQP8R0KTP0",
        "url": "https://statorigin.org/stat/stat_Q553ZB2ETK49270PBQP8R0KTP0",
        "source_org": "ClinicalTrials.gov",
        "source": {
          "org": "ClinicalTrials.gov (U.S. National Library of Medicine)",
          "org_short_name": "ClinicalTrials.gov",
          "document_title": "ClinicalTrials.gov study count: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2025-01-01 to 2025-12-31, with sites in any country",
          "document_url": "https://clinicaltrials.gov/api/v2/studies?query.cond=Alzheimer&filter.advanced=AREA%5BStudyType%5DINTERVENTIONAL%20AND%20%28AREA%5BInterventionType%5DDRUG%20OR%20AREA%5BInterventionType%5DBIOLOGICAL%29%20AND%20AREA%5BStartDate%5DRANGE%5B2025-01-01%2C2025-12-31%5D&countTotal=true&pageSize=1&fields=NCTId",
          "locator": "totalCount field of the API response. Query: Interventional drug or biologic studies in Alzheimer's disease with a start date from 2025-01-01 to 2025-12-31, with sites in any country.",
          "published_date": null
        }
      }
    ],
    "available_regions": [
      "GLOBAL",
      "CN",
      "US"
    ]
  },
  "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": 7
  }
}