{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Gratitude+Intervention",
    "query": {
      "intervention": "Gratitude Intervention"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 96,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Gratitude+Intervention&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T11:22:25.182Z",
  "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": "NCT02330627",
      "title": "Positive Valence System Enhancement Treatment for Anxiety and Depression: Clinical Efficacy and Neural Changes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorders and Symptoms",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Positive Valence System Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 29,
      "start_date": "2014-04",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2021-11-08",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02330627"
    },
    {
      "nct_id": "NCT06075329",
      "title": "Dementia Caregivers and Contemplative Practice: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Loneliness"
      ],
      "interventions": [
        {
          "name": "Contemplative Practice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nevada, Las Vegas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 113,
      "start_date": "2024-07-24",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-04",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06075329"
    },
    {
      "nct_id": "NCT07731750",
      "title": "Algorithm-informed Decision-making to Advance Pain Treatment",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low-back Pain"
      ],
      "interventions": [
        {
          "name": "Algorithmically informed randomization (taking into account phenotypes)",
          "type": "DEVICE"
        },
        {
          "name": "Physical Therapy (PT) and Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive-Behavioral Therapy for Pain (PRISM-CBT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "mHealth Acupressure Self-Management:",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Duloxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2026-07",
      "completion_date": "2030-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07731750"
    },
    {
      "nct_id": "NCT04314583",
      "title": "Gratitude Intervention for Cardiac Rehabilitation Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gratitude Journaling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Martha Biddle",
      "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": 65,
      "start_date": "2020-09-01",
      "completion_date": "2023-03-17",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04314583"
    },
    {
      "nct_id": "NCT03654404",
      "title": "A Proof-of-Concept Trial of a Positive Psychology Intervention for Allogeneic Stem Cell Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematologic Malignancy",
        "Hematopoietic/Lymphoid Cancer",
        "Blood Cancer"
      ],
      "interventions": [
        {
          "name": "Positive Psychology Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 29,
      "start_date": "2018-09-11",
      "completion_date": "2021-07-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03654404"
    },
    {
      "nct_id": "NCT05527691",
      "title": "Testing SupportGroove: a Novel Mhealth Intervention for Couples Coping with Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries",
        "Relationship, Marital"
      ],
      "interventions": [
        {
          "name": "SupportGroove",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 168,
      "start_date": "2022-10-03",
      "completion_date": "2024-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-02-14",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 2,
      "location_summary": "Salt Lake City, Utah • Richmond, Virginia",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05527691"
    },
    {
      "nct_id": "NCT03569657",
      "title": "Activating Happiness in Cancer: A Positive Psychology Workshop for Patients, Survivors, and Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "A positive psychology workshop",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2018-06-06",
      "completion_date": "2019-01-28",
      "has_results": false,
      "last_update_posted_date": "2023-12-06",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03569657"
    },
    {
      "nct_id": "NCT03826173",
      "title": "Positive Psychology for Physical Activity Promotion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "PPPA",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PA",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2018-10-26",
      "completion_date": "2020-07-08",
      "has_results": true,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03826173"
    },
    {
      "nct_id": "NCT06230874",
      "title": "Effectiveness of Mindfulness Protocols Among OT Students",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mindfulness Protocols"
      ],
      "interventions": [
        {
          "name": "HOME Protocol",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Journaling Protocol",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Jeanne Sowers",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-01-31",
      "completion_date": "2024-04-16",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "Fort Wayne, Indiana",
      "locations": [
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06230874"
    },
    {
      "nct_id": "NCT04606199",
      "title": "Examine the Effects of Meditation on Daily Psychological Stress Responses in Woman With a History of Child Adversity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress",
        "Psychological Stress",
        "Child Maltreatment",
        "Depressive Symptoms",
        "Signs and Symptoms",
        "Psychological Distress",
        "Psychological"
      ],
      "interventions": [
        {
          "name": "Mindfulness-based intervention, up to 5 minutes 0-3 times/day",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 60 Years · Female only"
      },
      "enrollment_count": 53,
      "start_date": "2020-11-02",
      "completion_date": "2021-07-12",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-09-09T11:22:25.182Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04606199"
    }
  ]
}