{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Relative+Age+Effect+Intervention",
    "query": {
      "intervention": "Relative Age Effect Intervention"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T10:24:02.437Z",
  "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": "NCT05142826",
      "title": "Investigation of Strategies to Reduce the Impact of the Relative Age Effect in Kindergarten",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Relative Age Effect Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "School as Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Florida International University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "4 Years to 5 Years"
      },
      "enrollment_count": 62,
      "start_date": "2022-06-01",
      "completion_date": "2025-06-01",
      "has_results": true,
      "last_update_posted_date": "2025-11-19",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Amherst, New York",
      "locations": [
        {
          "city": "Amherst",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05142826"
    },
    {
      "nct_id": "NCT05964010",
      "title": "Primary Connections for Youth and Families",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Standard Screening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Psychoeducation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Brief Negotiated Interview (BNI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Referral to Treatment (RT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Family Screening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Family Psychoeducation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Family Brief Negotiated Interview (BNI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Family Facilitated Conversation (FC) & Referral to Treatment (RT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The National Center on Addiction and Substance Abuse at Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 2300,
      "start_date": "2024-03-01",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05964010"
    },
    {
      "nct_id": "NCT02532725",
      "title": "Work-Related Effects of Heat, Activity, and Fat in Middle Aged Men",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Gender",
        "Problem of Aging"
      ],
      "interventions": [
        {
          "name": "Cardiopulmonary Exercise Stress Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Climatic-Controlled Cardiopulmonary Exercise Stress Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Body Composition Evaluation",
          "type": "PROCEDURE"
        },
        {
          "name": "Pre-Exercise Risk Assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Freeman-Sheldon Research Group, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "35 Years to 55 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "1972-06",
      "completion_date": "1972-12",
      "has_results": false,
      "last_update_posted_date": "2015-08-26",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Buckhannon, West Virginia",
      "locations": [
        {
          "city": "Buckhannon",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532725"
    },
    {
      "nct_id": "NCT05211843",
      "title": "Saliva Insulin as Biomarker of Risk Factors for Metabolic Dysregulation and Caries",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caries",
        "Metabolomic Profile"
      ],
      "interventions": [
        {
          "name": "Drinking water",
          "type": "OTHER"
        },
        {
          "name": "Apple juice",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Jodi Stookey",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "5 Years to 10 Years"
      },
      "enrollment_count": 105,
      "start_date": "2022-10-12",
      "completion_date": "2024-01-29",
      "has_results": false,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05211843"
    },
    {
      "nct_id": "NCT00586222",
      "title": "Omega 3 Fatty Acid Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Omega-3 Fatty Acids",
        "Pediatric Bipolar Disorder",
        "Adolescent Bipolar Disorder",
        "Magnetic Resonance Spectroscopy Imaging"
      ],
      "interventions": [
        {
          "name": "Omega-3 Fatty Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 19,
      "start_date": "2007-01",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2012-01-25",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00586222"
    },
    {
      "nct_id": "NCT07042373",
      "title": "Effects of Tobacco Abuse Liability-dependent Taxes in the ETM",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking Behavior"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Product Category Score",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Product Category Rank",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Product Tiers",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2026-07-31",
      "completion_date": "2027-04-07",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07042373"
    },
    {
      "nct_id": "NCT05092854",
      "title": "The Effect of AMP Human Sodium Bicarbonate Lotion on Dehydrated Heat Stress",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fluid Retention",
        "Sodium Retention",
        "Heat Stress",
        "Dehydration (Physiology)",
        "Renal Injury",
        "Electrolyte and Fluid Balance Conditions"
      ],
      "interventions": [
        {
          "name": "PR Lotion - AMP Human Performance",
          "type": "OTHER"
        },
        {
          "name": "Placebo Lotion",
          "type": "OTHER"
        },
        {
          "name": "AminoVital - Rapid Recovery",
          "type": "OTHER"
        },
        {
          "name": "Placebo Supplement",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2021-09-03",
      "completion_date": "2022-08-01",
      "has_results": false,
      "last_update_posted_date": "2022-10-24",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05092854"
    },
    {
      "nct_id": "NCT03512171",
      "title": "Decision Making Study in Young and Middle-Aged Adults: Part II",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Dextroamphetamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "[18F]Fallypride",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "[18F]-FE-PE2I",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 65,
      "start_date": "2016-03-31",
      "completion_date": "2018-05-15",
      "has_results": false,
      "last_update_posted_date": "2019-06-27",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03512171"
    },
    {
      "nct_id": "NCT02169245",
      "title": "Effects of Protein and Fiber at Breakfast on Appetite, Blood Sugar, and Cholesterol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Activity",
        "Appetite",
        "Ingestive Behavior",
        "Glucose Control",
        "Cholesterol"
      ],
      "interventions": [
        {
          "name": "Dietary control of protein and fiber intake at breakfast",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 20,
      "start_date": "2014-03",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2016-02-05",
      "last_synced_at": "2026-09-03T10:24:02.437Z",
      "location_count": 2,
      "location_summary": "West Lafayete, Indiana • West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayete",
          "state": "Indiana"
        },
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02169245"
    }
  ]
}