{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+feedback&page=21",
    "query": {
      "intervention": "Control feedback",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 1311,
    "total_pages": 132,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+feedback&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+feedback&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T12:46:49.962Z",
  "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": "NCT04587609",
      "title": "Reducing Cell Phone Use While Driving Among High Risk UBI Auto Policy Holders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Distracted Driving",
        "Driving Impaired"
      ],
      "interventions": [
        {
          "name": "Free Phone Mounts",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Commitment Contract",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personalized Habit Tips",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Gamification Feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "\"Contest\" Financial Incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1668,
      "start_date": "2021-03-01",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-07-02",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04587609"
    },
    {
      "nct_id": "NCT07823621",
      "title": "Neural Mechanisms of Social Feedback Evaluation in Young Adults Across the Schizotypy Spectrum: An EEG Social Judgment Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizotypy"
      ],
      "interventions": [
        {
          "name": "Social Judgment Paradigm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Central Connecticut State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 100,
      "start_date": "2027-01-01",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "New Britain, Connecticut",
      "locations": [
        {
          "city": "New Britain",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07823621"
    },
    {
      "nct_id": "NCT04064749",
      "title": "Developing and Testing a Brief Intervention for Problem Gambling in Credit Counseling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gambling Problem"
      ],
      "interventions": [
        {
          "name": "Text messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2019-11-01",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-10",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04064749"
    },
    {
      "nct_id": "NCT01757847",
      "title": "Acceptance-based Group Intervention for Binge Eating",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Binge-Eating Disorder"
      ],
      "interventions": [
        {
          "name": "Acceptance and Commitment Therapy (ACT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief MOVE-II control group intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2013-01",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-21",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01757847"
    },
    {
      "nct_id": "NCT00123435",
      "title": "Veterans Walk for Health Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Diabetes Mellitus",
        "Hyperlipidemia",
        "Hypertension",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Nutritional counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Walking program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Simple pedometer",
          "type": "DEVICE"
        },
        {
          "name": "Enhanced pedometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 254,
      "start_date": "2005-07",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2015-08-21",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00123435"
    },
    {
      "nct_id": "NCT02200484",
      "title": "Project HERA (Health, Education, and Relationship-building for Adolescents- Moms and Tots)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Child Behavior Problems",
        "Parenting Skills",
        "Obesity Prevention"
      ],
      "interventions": [
        {
          "name": "Combined parent training and obesity prevention program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wellness program (active contact control)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "20 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 20 Years · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2013-04",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2015-04-10",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02200484"
    },
    {
      "nct_id": "NCT03796208",
      "title": "Behavioral and Enhanced Perinatal Intervention for Cessation (B-EPIC): Reducing Tobacco Use Among Opioid Addicted Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Behavioral and Enhanced Perinatal Intervention for Cessation (B-EPIC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment As Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kristin Ashford",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 78,
      "start_date": "2018-12-12",
      "completion_date": "2021-05-24",
      "has_results": true,
      "last_update_posted_date": "2022-07-15",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03796208"
    },
    {
      "nct_id": "NCT01643538",
      "title": "Social Goals and Individual Incentives to Promote Walking in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Financial incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Goal",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personal financial incentives & social goals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "daily pedometer use and weekly feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 94,
      "start_date": "2012-08",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-03-05",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01643538"
    },
    {
      "nct_id": "NCT06598150",
      "title": "Mapping Corticoreticulospinal Motor Control in Chronic Hemiparetic Stroke",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Hemiparesis"
      ],
      "interventions": [
        {
          "name": "Shoulder Abduction",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2023-05-20",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06598150"
    },
    {
      "nct_id": "NCT04159168",
      "title": "Facial Affect Sensitivity Training for Young Children With Callous-unemotional Traits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Affective Symptoms",
        "Empathy"
      ],
      "interventions": [
        {
          "name": "Facial Affect Sensitivity Training (FAST)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Implicit Gaze Training task (Active control condition)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama, Tuscaloosa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 161,
      "start_date": "2021-02-15",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-29T12:46:49.962Z",
      "location_count": 1,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04159168"
    }
  ]
}