{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dyscalculia%2C+Primary",
    "query": {
      "condition": "Dyscalculia, Primary"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-25T21:51:37.267Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01195961",
      "title": "Facilitating Numerical Processing With Transcranial Stimulation in Developmental Dyscalculia",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognition Disorder",
        "Brain Mapping"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-08-17",
      "completion_date": "2011-07-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-06-25T21:51:37.267Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01195961"
    },
    {
      "nct_id": "NCT05201534",
      "title": "Interventions in Mathematics and Cognitive Skills",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Math Learning Disability",
        "Child Development",
        "Developmental Disability",
        "Learning Disabilities",
        "Learning Disabled",
        "Learning Curve",
        "Mathematics Disorder",
        "Dyscalculia",
        "Dyscalculia, Primary",
        "Dyscalculia, Acquired",
        "Specific Learning Disorder, With Impairment in Mathematics",
        "Individuality",
        "Behavior, Child",
        "Behavior and Behavior Mechanisms",
        "Behavior",
        "Decision Making",
        "Neuronal Plasticity",
        "Cognition",
        "Cognition Disorder",
        "Cognitive Dysfunction",
        "Cognitive Change",
        "Cognitive Impairment, Mild",
        "Cognitive Developmental Delay",
        "Cognitive Orientation",
        "Cognitive Delay, Mild",
        "Cognitive Deficits, Mild",
        "Cognitive Abnormality",
        "Neuroscience"
      ],
      "interventions": [
        {
          "name": "Interventions in Mathematics and Cognitive Skills - Experimental",
          "type": "OTHER"
        },
        {
          "name": "Interventions in Mathematics and Cognitive Skills - Active Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 180,
      "start_date": "2023-05-05",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-06-25T21:51:37.267Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05201534"
    }
  ]
}