{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational%2C+No+intervention",
    "query": {
      "intervention": "Observational, No intervention"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 692,
    "total_pages": 70,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational%2C+No+intervention&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T12:03:44.191Z",
  "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": "NCT01120847",
      "title": "Post Traumatic Stress Disorder (PTSD), Sleep Disordered Breathing And Genetics: Effects On Cognition",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stress Disorders, Post-Traumatic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 324,
      "start_date": "2004-09",
      "completion_date": "2017-03-10",
      "has_results": false,
      "last_update_posted_date": "2020-02-28",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01120847"
    },
    {
      "nct_id": "NCT05375617",
      "title": "European Prospective Investigation Into Childhood Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 1400,
      "start_date": "2023-07-07",
      "completion_date": "2031-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05375617"
    },
    {
      "nct_id": "NCT04537676",
      "title": "Patient Empowerment Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetic Foot",
        "Quality of Life",
        "Mental Health Wellness 1",
        "Ulcer Foot",
        "Diabetes Complications"
      ],
      "interventions": [
        {
          "name": "No intervention, this is an observational study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Podimetrics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2020-09-15",
      "completion_date": "2022-03-01",
      "has_results": false,
      "last_update_posted_date": "2020-09-03",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Somerville, Massachusetts",
      "locations": [
        {
          "city": "Somerville",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04537676"
    },
    {
      "nct_id": "NCT07660640",
      "title": "Long-Term Follow Up of VOY-101 Non-nAMD Extension Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Age-Related Macular Degeneration (AMD)",
        "Non-Neovascular Age-Related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "observational study",
          "type": "OTHER"
        },
        {
          "name": "VOY-101",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Perceive Biotherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2026-03-03",
      "completion_date": "2031-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Bellaire, Texas • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07660640"
    },
    {
      "nct_id": "NCT05537259",
      "title": "BUMPP: A Study to Better Understand Mood During the Perinatal Period",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy",
        "Postpartum",
        "Mental Health Issue"
      ],
      "interventions": [
        {
          "name": "Observation Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 168,
      "start_date": "2022-06-27",
      "completion_date": "2024-02-20",
      "has_results": false,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05537259"
    },
    {
      "nct_id": "NCT05086263",
      "title": "Effects of Virtual Reality MRI Preparedness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety",
        "Educational Problems"
      ],
      "interventions": [
        {
          "name": "Pico G2 4k",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "8 Years to 9 Years"
      },
      "enrollment_count": 21,
      "start_date": "2022-02-23",
      "completion_date": "2023-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-31",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05086263"
    },
    {
      "nct_id": "NCT00656916",
      "title": "Inhaled Corticosteroids Versus Observation for Patients With Decreased Lung Function Status",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bronchiolitis"
      ],
      "interventions": [
        {
          "name": "Fluticasone Propionate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2008-03",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-04-23",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00656916"
    },
    {
      "nct_id": "NCT07223684",
      "title": "TDAP in Burn Patients (Group 2)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sepsis",
        "Burn Injury",
        "Wound Healing",
        "Critical Illness",
        "Multiple Organ Dysfunction Syndrome"
      ],
      "interventions": [
        {
          "name": "Observational Cohort (No Intervention)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Henry M. Jackson Foundation for the Advancement of Military Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-05-15",
      "completion_date": "2027-12-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 3,
      "location_summary": "Tampa, Florida • Atlanta, Georgia • Houston, Texas",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223684"
    },
    {
      "nct_id": "NCT05296590",
      "title": "Monocyte Distribution Width (MDW) in the General Population of Emergency Department Patients With and Without Bacteremia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bacteremia",
        "Bacteremia Sepsis",
        "Sepsis",
        "Septic Shock",
        "Severe Sepsis",
        "Emergency Departments",
        "Continuity of Patient Care"
      ],
      "interventions": [
        {
          "name": "Monocyte Distribution Width (MDW) , observation",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50000,
      "start_date": "2021-07-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05296590"
    },
    {
      "nct_id": "NCT07211178",
      "title": "Evaluating Minimal Residual Disease (MRD) Through Longitudinal Circulating Tumor DNA (ctDNA) Profiling in Breast Malignancies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "TNBC - Triple-Negative Breast Cancer",
        "HR Positive/HER-2 Negative Breast Cancer",
        "HER2 + Breast Cancer",
        "Early Stage Breast Cancer"
      ],
      "interventions": [
        {
          "name": "There are no interventions in this observational study.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tempus AI",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 900,
      "start_date": "2025-10-27",
      "completion_date": "2033-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-08T12:03:44.191Z",
      "location_count": 16,
      "location_summary": "Birmingham, Alabama • Whittier, California • Weston, Florida + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Weston",
          "state": "Florida"
        },
        {
          "city": "Carbondale",
          "state": "Illinois"
        },
        {
          "city": "O'Fallon",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07211178"
    }
  ]
}