{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Population-level+screening&page=4",
    "query": {
      "intervention": "Population-level screening",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 175,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Population-level+screening&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Population-level+screening&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T15:19:40.106Z",
  "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": "NCT01141972",
      "title": "The Role of Vitamin D in Menopause: Relationship to Menopausal Symptoms in Body Composition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hot Flushes",
        "Menopause, Premature",
        "Obesity",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 60 Years · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2010-09",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2013-05-30",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01141972"
    },
    {
      "nct_id": "NCT04556136",
      "title": "Comparing a Novel Phototherapy Kiosk to Oral Vitamin D Supplementation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypovitaminosis D"
      ],
      "interventions": [
        {
          "name": "Standing Phototherapy Kiosk",
          "type": "DEVICE"
        },
        {
          "name": "D3 Oral supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Madigan Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 106,
      "start_date": "2018-04-30",
      "completion_date": "2019-04-01",
      "has_results": true,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Tacoma, Washington",
      "locations": [
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04556136"
    },
    {
      "nct_id": "NCT00586222",
      "title": "Omega 3 Fatty Acid Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Omega-3 Fatty Acids",
        "Pediatric Bipolar Disorder",
        "Adolescent Bipolar Disorder",
        "Magnetic Resonance Spectroscopy Imaging"
      ],
      "interventions": [
        {
          "name": "Omega-3 Fatty Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 19,
      "start_date": "2007-01",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2012-01-25",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00586222"
    },
    {
      "nct_id": "NCT01963104",
      "title": "Community-Based Kiosks for Hearing Screening and Education",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Automated hearing test",
          "type": "PROCEDURE"
        },
        {
          "name": "Pure-tone Screener test",
          "type": "PROCEDURE"
        },
        {
          "name": "Digits-in-noise test",
          "type": "PROCEDURE"
        },
        {
          "name": "No screening test",
          "type": "PROCEDURE"
        },
        {
          "name": "Automated hearing test/Motivation video",
          "type": "PROCEDURE"
        },
        {
          "name": "Pure-tone Screener/Motivation video",
          "type": "PROCEDURE"
        },
        {
          "name": "Digits-in-noise test/Motivational video",
          "type": "PROCEDURE"
        },
        {
          "name": "No screening test/Motivational video",
          "type": "PROCEDURE"
        },
        {
          "name": "Home Hearing Screening Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Home Hearing Screening Test/Brief video",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Portland VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2048,
      "start_date": "2013-09",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2019-11-26",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 4,
      "location_summary": "Bay Pines, Florida • Minneapolis, Minnesota • Columbus, Ohio + 1 more",
      "locations": [
        {
          "city": "Bay Pines",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01963104"
    },
    {
      "nct_id": "NCT05952999",
      "title": "Analysis of the Virtual Acute Care at Home Experience",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Conditions",
        "Infections",
        "Heart Failure",
        "Renal and Urinary Disorders",
        "Diabetes",
        "Hypertension",
        "Fever",
        "Bronchitis",
        "Asthma, Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Digital Care Solution as supportive personalized care",
          "type": "OTHER"
        },
        {
          "name": "Traditional Hospital Level Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OSF Healthcare System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9654,
      "start_date": "2023-08-15",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Peoria, Illinois",
      "locations": [
        {
          "city": "Peoria",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05952999"
    },
    {
      "nct_id": "NCT05833555",
      "title": "Harlem Strong Mental Health Coalition",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress-related Problem",
        "Depression, Anxiety",
        "Mental Health Wellness"
      ],
      "interventions": [
        {
          "name": "MH task-sharing training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Supervision",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Learning Collaborative",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Technology Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "City University of New York, School of Public Health",
      "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": 700,
      "start_date": "2023-04-05",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05833555"
    },
    {
      "nct_id": "NCT07245615",
      "title": "Effect of Vibro-tactile Stimulation Intensity on Head Posture in Cervical Dystonia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Dystonia"
      ],
      "interventions": [
        {
          "name": "cervical vibrotactile stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2025-03-10",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07245615"
    },
    {
      "nct_id": "NCT04922242",
      "title": "Welch Emotional Connection Screen (WECS) in the NICU",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Birth",
        "Obstetric Labor, Premature"
      ],
      "interventions": [
        {
          "name": "Welch Emotional Connection Screen for Neonatal Intensive Care Unit",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NICU WECS Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 193,
      "start_date": "2021-04-17",
      "completion_date": "2023-02-13",
      "has_results": false,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Ridgewood, New Jersey",
      "locations": [
        {
          "city": "Ridgewood",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04922242"
    },
    {
      "nct_id": "NCT06763432",
      "title": "Positive Fit to Colonoscopy: Closing the Gap",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer Screening"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 45,
      "start_date": "2025-06-16",
      "completion_date": "2029-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-13",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06763432"
    },
    {
      "nct_id": "NCT06137963",
      "title": "Digital Diabetes Prevention Program Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes"
      ],
      "interventions": [
        {
          "name": "Transform10 Diabetes Prevention Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 0,
      "start_date": "2024-01-24",
      "completion_date": "2024-04-04",
      "has_results": false,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-10-17T15:19:40.106Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06137963"
    }
  ]
}