{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single-letter+training",
    "query": {
      "intervention": "Single-letter training"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single-letter+training&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T03:25:11.650Z",
  "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": "NCT06731426",
      "title": "Multi-session, Personalized Cognitive Bias Modification for Thought-Action-Fusion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "OCD"
      ],
      "interventions": [
        {
          "name": "CBM-TAF",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CBM-SMP",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Han Joo Lee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 83,
      "start_date": "2024-04-18",
      "completion_date": "2026-02-16",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06731426"
    },
    {
      "nct_id": "NCT03006666",
      "title": "Integrating Community Health Workers to Improve Diabetes Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "CHW Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Data Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 773,
      "start_date": "2017-07-13",
      "completion_date": "2021-05-28",
      "has_results": false,
      "last_update_posted_date": "2022-06-07",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03006666"
    },
    {
      "nct_id": "NCT04888169",
      "title": "Studying the Modification of Attention Bias Remotely After Trauma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "SMART Mobile App - Attention Bias Modification",
          "type": "DEVICE"
        },
        {
          "name": "SMART Mobile App - Attention Control Training",
          "type": "DEVICE"
        },
        {
          "name": "SMART Mobile App - Placebo Training",
          "type": "DEVICE"
        },
        {
          "name": "SMART Mobile App - Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1314,
      "start_date": "2023-04-20",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-23",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04888169"
    },
    {
      "nct_id": "NCT05912842",
      "title": "Forging Sustainable Solutions for HIV Continuity of Care Through Medical-legal Partnerships",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Organizational Partnerships for Healthy Living",
        "Standard of Care"
      ],
      "interventions": [
        {
          "name": "Organizational Partnerships for Healthy Living",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 200,
      "start_date": "2022-10-01",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2023-06-23",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05912842"
    },
    {
      "nct_id": "NCT01805609",
      "title": "Training Model to Advance Support of the Family as a Caregiving System in the Inpatient Oncology Setting",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Support of the Family as a Caregiving System"
      ],
      "interventions": [
        {
          "name": "Working with the Caregiving Family (WCF) training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2013-02",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01805609"
    },
    {
      "nct_id": "NCT05894967",
      "title": "Moderators and Mediators of Perceptual Learning",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change"
      ],
      "interventions": [
        {
          "name": "C1 - Standard Perceptual Learning (SPL)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C2 - Long Training (LT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C3 - Short Staircases (SS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C4 - Mixed Difficulty (MD)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C5 - Noise Training (NT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C6 - Training with Flankers (TWF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C7 - Parafoveal Training (PT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C8 - Stimulus Variety (SV)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C8a - Complex Features (CF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C9 - Exogenous Attention Training (ExAT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C10 - Endogenous Attention Training (EnAT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "C11 - Multisensory Facilitation (MF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Contact Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 1140,
      "start_date": "2023-04-14",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 3,
      "location_summary": "Riverside, California • Boston, Massachusetts • Madison, Wisconsin",
      "locations": [
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05894967"
    },
    {
      "nct_id": "NCT00746668",
      "title": "A Multi-Center Study of Reading Rehabilitation in Macular Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age Related Maculopathy",
        "Retinal Degeneration"
      ],
      "interventions": [
        {
          "name": "Module 1: Visual Awareness and Eccentric Viewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Module 2: Control of Reading Eye Movements",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Module 3: Reading Practice with RSVP",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2008-08",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2015-02-27",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00746668"
    },
    {
      "nct_id": "NCT04568824",
      "title": "Neurocognitive Factors in EdTech Intervention Response",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Reading Disability"
      ],
      "interventions": [
        {
          "name": "GraphoLearn reading intervention",
          "type": "OTHER"
        },
        {
          "name": "Vektor math control intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "6 Years to 10 Years"
      },
      "enrollment_count": 450,
      "start_date": "2020-11-15",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-02",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04568824"
    },
    {
      "nct_id": "NCT03109314",
      "title": "Combining Donepezil With Perceptual Learning in Normal and Amblyopic Human The Effect of Donepezil on Perceptual Learning in Adult Amblyopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Single-letter training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Uncrowd training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Dennis Levi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2012-05-01",
      "completion_date": "2018-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-01-17",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03109314"
    },
    {
      "nct_id": "NCT03853213",
      "title": "Investigating Fear Of Recurrence as a Modifiable Mechanism of Behavior Change",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Coronary Syndrome",
        "Fear",
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Cognitive Bias Modification Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2019-03-28",
      "completion_date": "2020-07-31",
      "has_results": true,
      "last_update_posted_date": "2021-09-17",
      "last_synced_at": "2026-09-04T03:25:11.650Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03853213"
    }
  ]
}