{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+intervention%2C+this+is+an+observational+study&page=6",
    "query": {
      "intervention": "No intervention, this is an observational study",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 189,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+intervention%2C+this+is+an+observational+study&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+intervention%2C+this+is+an+observational+study&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T07:52:20.574Z",
  "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": "NCT02027727",
      "title": "Individualized Infiximab Dosing-Proof of Concept Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inflammatory Bowel Diseases"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "23 Years",
        "sex": "ALL",
        "summary": "6 Years to 23 Years"
      },
      "enrollment_count": 56,
      "start_date": "2013-11",
      "completion_date": "2018-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02027727"
    },
    {
      "nct_id": "NCT02264327",
      "title": "Phase II Motivational Interviewing: An Experiential Online Training Tool",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders",
        "Chronic Mental Disorder",
        "HIV/AIDS"
      ],
      "interventions": [
        {
          "name": "Motivational Interviewing Simulator (SIM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational Interviewing eBook (eBook)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational Interviewing Training (MI Training)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Center for Social Innovation, Massachusetts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 3816,
      "start_date": "2016-08",
      "completion_date": "2017-10-01",
      "has_results": false,
      "last_update_posted_date": "2017-10-16",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Needham, Massachusetts",
      "locations": [
        {
          "city": "Needham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02264327"
    },
    {
      "nct_id": "NCT05179824",
      "title": "Tempus Priority Study: A Pan-tumor Observational Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer",
        "Bladder Cancer",
        "Lung Cancer",
        "Brain Cancer",
        "Pancreatic Cancer",
        "Ovarian Cancer",
        "Fallopian Tube Cancer",
        "Peritoneal Cancer",
        "Cancer of Liver",
        "Cancer of Colon",
        "Cancer of Head and Neck",
        "Cancer of Stomach",
        "Cancer of Gastrointestinal Tract",
        "Cancer of Rectum",
        "Cancer of Esophagus",
        "Cancer of Skin",
        "Cancer of Cervix",
        "Cancer of Kidney",
        "Cancer of Larynx",
        "Cancer of Endometrium",
        "Cancer of the Bile Duct",
        "Cancer of Vulva",
        "Cancer of Bone and Connective Tissue",
        "Leukemia",
        "Lymphoma",
        "Spinal Cord Cancer"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tempus AI",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2020-10-19",
      "completion_date": "2030-10-19",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas • Houston, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05179824"
    },
    {
      "nct_id": "NCT00746759",
      "title": "Airway Epithelium Gene Expression: AEGIS IDE",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Biomarker (not used as an intervention)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Allegro Diagnostics, Corp.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1331,
      "start_date": "2010-02",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2015-06-04",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 21,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Sacramento, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00746759"
    },
    {
      "nct_id": "NCT02957227",
      "title": "Diagnosis of Alzheimer's Disease Using Event Related Potentials",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "No intervention is part of this study but patients use an EEG device during observational data collection.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Boston Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "50 Years to 100 Years"
      },
      "enrollment_count": 170,
      "start_date": "2016-07",
      "completion_date": "2023-07",
      "has_results": false,
      "last_update_posted_date": "2022-09-10",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Jamaica Plain, Massachusetts",
      "locations": [
        {
          "city": "Jamaica Plain",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02957227"
    },
    {
      "nct_id": "NCT06355934",
      "title": "OverTTuRe: Characteristics, Treatment Patterns and Outcomes of Patients With ATTR Amyloidosis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "ATTR Amyloidosis"
      ],
      "interventions": [
        {
          "name": "no intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 52121,
      "start_date": "2023-08-21",
      "completion_date": "2026-11-02",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Eden Prairie, Minnesota",
      "locations": [
        {
          "city": "Eden Prairie",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06355934"
    },
    {
      "nct_id": "NCT06742944",
      "title": "Draw-10: A Weekly Blood Draw Study to Understand the Biological Variability of Plasma pTau-217",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Banner Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-01-27",
      "completion_date": "2025-11-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-09",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06742944"
    },
    {
      "nct_id": "NCT04782297",
      "title": "Long Term Hemodialysis Catheters (LTHD) Post Market Clinical Follow up (PMCF)",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CKD",
        "ESRD"
      ],
      "interventions": [
        {
          "name": "Long term hemodialysis catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical Components, Inc dba MedComp",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-03-30",
      "completion_date": "2023-03-17",
      "has_results": false,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04782297"
    },
    {
      "nct_id": "NCT05547165",
      "title": "Percutaneous Intervention Versus Observational Trial of Arterial Ductus in Low Weight Infants",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ductus Arteriosus, Patent"
      ],
      "interventions": [
        {
          "name": "Percutaneous Patent Ductus Arteriosus Closure (PPC)",
          "type": "DEVICE"
        },
        {
          "name": "Responsive Management Intervention",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Echocardiogram, cardiac",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "COMBINATION_PRODUCT",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Days",
        "maximum_age": "32 Days",
        "sex": "ALL",
        "summary": "7 Days to 32 Days"
      },
      "enrollment_count": 240,
      "start_date": "2023-02-21",
      "completion_date": "2026-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-10-11T07:52:20.574Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05547165"
    },
    {
      "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": "2026-10-11T07:52:20.574Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05537259"
    }
  ]
}