{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+data+collection.&page=7",
    "query": {
      "intervention": "Observational data collection.",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 331,
    "total_pages": 34,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+data+collection.&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+data+collection.&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-10T15:56:03.760Z",
  "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": "NCT07756034",
      "title": "Tempus Open Link for Individual Voices in Innovative Analytics Registry: Platform Protocol for Multimodal Real-World Evidence in Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer",
        "Solid Tumor Cancer",
        "Pediatric Acute Myeloid Leukemia",
        "Hematologic Malignancies"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tempus AI",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2026-08",
      "completion_date": "2031-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07756034"
    },
    {
      "nct_id": "NCT03845400",
      "title": "A Study of Lanadelumab in Persons With Hereditary Angioedema (HAE) Type I or II in North America",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hereditary Angioedema (HAE)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 168,
      "start_date": "2019-03-30",
      "completion_date": "2022-10-22",
      "has_results": false,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 23,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • San Diego, California + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03845400"
    },
    {
      "nct_id": "NCT04242095",
      "title": "Collection of Research Data and Samples From Patients Treated With Immunotherapy to Study Its Side Effects",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Immune System Disorder",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical Chart Review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2240,
      "start_date": "2020-03-12",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-11-04",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 630,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 405 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04242095"
    },
    {
      "nct_id": "NCT01070264",
      "title": "A Pilot Observational Clinical Survey: Impacts of Tahitian Noni Juice on the Quality of Life of Patients With Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Noni Juice",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Illinois Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": null,
      "start_date": "2006-03",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2010-02-17",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Rockford, Illinois",
      "locations": [
        {
          "city": "Rockford",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01070264"
    },
    {
      "nct_id": "NCT04776837",
      "title": "Predicting Disease Progression and/or Recurrence in Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patient Reported Outcome Measures",
        "Colorectal Cancer",
        "Pancreatic Cancer",
        "Biliary Tract Cancer",
        "Esophageal Cancer",
        "Metastatic Cancer",
        "Disease Progression",
        "Survival Analysis"
      ],
      "interventions": [
        {
          "name": "Observational Cohort",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2019-05-15",
      "completion_date": "2022-10-19",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04776837"
    },
    {
      "nct_id": "NCT01153906",
      "title": "Post-marketing Safety Study of Autoimmune Diseases Following Cervarix® Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infections, Papillomavirus"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "25 Years",
        "sex": "FEMALE",
        "summary": "9 Years to 25 Years · Female only"
      },
      "enrollment_count": 1516,
      "start_date": "2010-10",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Wilmington, Delaware",
      "locations": [
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01153906"
    },
    {
      "nct_id": "NCT04611087",
      "title": "Self-monitoring Focus Groups With Vibrant Lives Pasadena Participants",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity-Related Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Discussion",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 39,
      "start_date": "2018-07-03",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04611087"
    },
    {
      "nct_id": "NCT05364086",
      "title": "An Observational Research Study for Cancer Patients on Immune Checkpoint Inhibitors, DiRECT Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Rochester NCORP Research Base",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2100,
      "start_date": "2022-04-26",
      "completion_date": "2030-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 259,
      "location_summary": "Jonesboro, Arkansas • Anaheim, California • Antioch, California + 203 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Baldwin Park",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05364086"
    },
    {
      "nct_id": "NCT00103961",
      "title": "An Observational Study of People Who Have Recently Been Infected With HIV",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 500,
      "start_date": "2004-01",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2018-11-28",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103961"
    },
    {
      "nct_id": "NCT01780142",
      "title": "Longitudinal Observational Study of Severe Asthma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 171,
      "start_date": "2013-03-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-10-26",
      "last_synced_at": "2026-11-10T15:56:03.760Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01780142"
    }
  ]
}