{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mental+Arithmetic+Test",
    "query": {
      "intervention": "Mental Arithmetic Test"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mental+Arithmetic+Test&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T11:31:33.338Z",
  "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": "NCT06977178",
      "title": "Adverse Adolescent Pathways to Substance Use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety",
        "Adolescent Development",
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Trier Social Stress Test",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "12 Years to 14 Years"
      },
      "enrollment_count": 180,
      "start_date": "2024-02-20",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06977178"
    },
    {
      "nct_id": "NCT04174651",
      "title": "Stress-induced Scratching in Healthy and AD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "Trier Social Stress Test (TSST)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Landscape Video",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 8,
      "start_date": "2020-01-27",
      "completion_date": "2022-07-19",
      "has_results": false,
      "last_update_posted_date": "2022-08-10",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04174651"
    },
    {
      "nct_id": "NCT06880640",
      "title": "Affect-based Impulsivity in Borderline Personality Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Borderline Personality Disorder (BPD)",
        "Healthy Controls Group - Age and Sex-matched"
      ],
      "interventions": [
        {
          "name": "Stress Induction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 106,
      "start_date": "2025-09-21",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06880640"
    },
    {
      "nct_id": "NCT04207333",
      "title": "Combined Effects of Prolonged Sitting and Mental Stress on the Cardiovascular System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Behavior",
        "Cardiovascular Risk Factor",
        "Mental Stress",
        "Cognitive Change",
        "Cerebrovascular Insufficiency"
      ],
      "interventions": [
        {
          "name": "Mental Arithmetic Test",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "35 Years to 59 Years"
      },
      "enrollment_count": 6,
      "start_date": "2020-01-11",
      "completion_date": "2020-06-01",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04207333"
    },
    {
      "nct_id": "NCT05795634",
      "title": "Cognitive Vulnerability to Stress in Individuals at Risk for Alzheimer's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Trier Social Stress Test",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2023-03-01",
      "completion_date": "2029-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05795634"
    },
    {
      "nct_id": "NCT05191030",
      "title": "Cortisol and Food Insecurity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Insecurity"
      ],
      "interventions": [
        {
          "name": "High-Stress Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 453,
      "start_date": "2022-03-11",
      "completion_date": "2025-09-23",
      "has_results": true,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05191030"
    },
    {
      "nct_id": "NCT03592238",
      "title": "Sympathetic Nervous System Mediation of Acute Exercise Effects on Childhood Brain and Cognition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise",
        "Cognition"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise Intervention",
          "type": "OTHER"
        },
        {
          "name": "Trier Social Stress Test for Children",
          "type": "OTHER"
        },
        {
          "name": "Seated Rest",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "9 Years to 10 Years"
      },
      "enrollment_count": 297,
      "start_date": "2019-02-10",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-22",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03592238"
    },
    {
      "nct_id": "NCT07040449",
      "title": "Stress Trajectories and Anhedonia in Adolescence Research Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anhedonia",
        "Stress Response",
        "Adolescent Development"
      ],
      "interventions": [
        {
          "name": "Montreal Imaging Stress Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Trier Social Stress Test for Children",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "13 Years to 15 Years"
      },
      "enrollment_count": 192,
      "start_date": "2025-03-12",
      "completion_date": "2030-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07040449"
    },
    {
      "nct_id": "NCT04430439",
      "title": "Emotion-Diet Interactions in Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy Related",
        "Stress, Psychological",
        "Glucose Intolerance During Pregnancy",
        "Emotional Stress",
        "Postprandial Hyperglycemia",
        "Insulin Sensitivity/Resistance"
      ],
      "interventions": [
        {
          "name": "Psychosocial stress",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control non-stress",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 113,
      "start_date": "2021-05-11",
      "completion_date": "2024-02-28",
      "has_results": true,
      "last_update_posted_date": "2025-08-22",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 2,
      "location_summary": "Irvine, California • Orange, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04430439"
    },
    {
      "nct_id": "NCT03981640",
      "title": "Neural Control of Kidney Blood Flow During Exercise in African American Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Acute exercise",
          "type": "OTHER"
        },
        {
          "name": "Cold pressor test",
          "type": "OTHER"
        },
        {
          "name": "Mental stress test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Boston",
      "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": 33,
      "start_date": "2024-09-30",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-06T11:31:33.338Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03981640"
    }
  ]
}