{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blinded+Fitbit",
    "query": {
      "intervention": "Blinded Fitbit"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T00:34:40.957Z",
  "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": "NCT02794727",
      "title": "Physical Activity in the Medical Workplace",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Blinded Fitbit",
          "type": "DEVICE"
        },
        {
          "name": "Unblinded Fitbit",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 135,
      "start_date": "2016-06",
      "completion_date": "2019-04",
      "has_results": true,
      "last_update_posted_date": "2020-04-29",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02794727"
    },
    {
      "nct_id": "NCT01287208",
      "title": "Be Fit in Residency: a Randomized Controlled Trial of an Activity Device Among Medicine Residents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Activity monitor",
          "type": "DEVICE"
        },
        {
          "name": "Activity device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 104,
      "start_date": "2010-10",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-07",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01287208"
    },
    {
      "nct_id": "NCT04529824",
      "title": "Glucose Risk Assessment in Employer Populations",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes",
        "Pre-diabetes",
        "Glucose Intolerance"
      ],
      "interventions": [
        {
          "name": "Dexcom G6 Continuous Glucose Monitor (CGM) System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "DexCom, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 207,
      "start_date": "2019-04-01",
      "completion_date": "2021-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-15",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Lakeland, Florida",
      "locations": [
        {
          "city": "Lakeland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04529824"
    },
    {
      "nct_id": "NCT04985409",
      "title": "Stepping Up: A Trial of Activity Monitoring Devices in Patients Undergoing Autologous Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Myeloma",
        "Lymphoma",
        "Transplant-Related Disorder"
      ],
      "interventions": [
        {
          "name": "Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "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": 23,
      "start_date": "2021-10-26",
      "completion_date": "2022-10-01",
      "has_results": false,
      "last_update_posted_date": "2022-10-07",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04985409"
    },
    {
      "nct_id": "NCT03270124",
      "title": "A pragmatiC sTrategy to Promote actIVity and Enhance Quality of Life AFTER Transcatheter Aortic Valve Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "Daily Activity Goal",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Resistance Exercises",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Activity Recording",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 85,
      "start_date": "2017-11-07",
      "completion_date": "2020-03-25",
      "has_results": false,
      "last_update_posted_date": "2021-04-01",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • Lebanon, New Hampshire • Morristown, New Jersey + 2 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Morristown",
          "state": "New Jersey"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03270124"
    },
    {
      "nct_id": "NCT04428866",
      "title": "Mechanisms of Post-Bariatric Hypoglycemia",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypoglycemia"
      ],
      "interventions": [
        {
          "name": "Continuous Glucose Monitoring",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "activity monitor",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Mixed meal tolerance test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Glucagon Sensitivity Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Hypoglycemic Hyperinsulinemic Clamp",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "analysis of fecal microbiome",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Joslin Diabetes Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 105,
      "start_date": "2020-02-26",
      "completion_date": "2024-09",
      "has_results": false,
      "last_update_posted_date": "2024-01-05",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04428866"
    },
    {
      "nct_id": "NCT04428723",
      "title": "Mechanisms of Hypoglycemia in Patients Without Diabetes",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypoglycemia"
      ],
      "interventions": [
        {
          "name": "Entry of demographic and medical history data into a deidentified database",
          "type": "OTHER"
        },
        {
          "name": "Blood sample for DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "Stool sample for microbiome analysis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Mixed meal tolerance test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Continuous glucose monitoring",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "activity monitor",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "GENETIC",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Joslin Diabetes Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 33,
      "start_date": "2020-08-11",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-09-08T00:34:40.957Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04428723"
    }
  ]
}