{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contact+Control+Group&page=23",
    "query": {
      "intervention": "Contact Control Group",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 1047,
    "total_pages": 105,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contact+Control+Group&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contact+Control+Group&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T12:47:40.462Z",
  "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": "NCT03951610",
      "title": "A Dispensing Comparison of a Test Daily 1 Day Lens Against a Control 1 Day Lens.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Test lens",
          "type": "DEVICE"
        },
        {
          "name": "Control lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2019-02-21",
      "completion_date": "2019-06-04",
      "has_results": true,
      "last_update_posted_date": "2020-06-18",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 2,
      "location_summary": "Anaheim, California • Bloomington, Indiana",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03951610"
    },
    {
      "nct_id": "NCT01379027",
      "title": "MoodHelper: Internet Cognitive Behavioral Therapy (CBT) for Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Pure self-help Internet CBT for depression",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Guided self-help Internet CBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stepped-Care Internet CBT condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1816,
      "start_date": "2011-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2018-03-08",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01379027"
    },
    {
      "nct_id": "NCT04651504",
      "title": "Rural Colon Cancer Screening Toolkit Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Cancer Screening"
      ],
      "interventions": [
        {
          "name": "Colorectal Cancer Toolkit",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 185903,
      "start_date": "2020-12-02",
      "completion_date": "2024-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04651504"
    },
    {
      "nct_id": "NCT02641106",
      "title": "VDOT for Monitoring Adherence to LTBI Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tuberculosis",
        "Latent Tuberculosis Infection"
      ],
      "interventions": [
        {
          "name": "Video Directly Observed Therapy",
          "type": "OTHER"
        },
        {
          "name": "In-Person DOT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 129,
      "start_date": "2016-03-08",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-02-05",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02641106"
    },
    {
      "nct_id": "NCT03397433",
      "title": "ANti-infective Stewardship Using the Wisca Tool in the Electronic Medical Record",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bacterial Infections"
      ],
      "interventions": [
        {
          "name": "Information Technology physician assist",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9673,
      "start_date": "2015-06-15",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-08-27",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03397433"
    },
    {
      "nct_id": "NCT03272438",
      "title": "Schedule Intervention to Increase Sustainable Walking Activity in Midlife Working Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Accelerometer",
          "type": "DEVICE"
        },
        {
          "name": "Step goal",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Consistent contexts",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Inconsistent contexts",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Brandeis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 149,
      "start_date": "2018-04-13",
      "completion_date": "2019-07-24",
      "has_results": false,
      "last_update_posted_date": "2025-02-17",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03272438"
    },
    {
      "nct_id": "NCT04275258",
      "title": "Collaborative Opioid Taper After Trauma: Preventing Opioid Misuse and Opioid Use Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Pain, Postoperative",
        "Opioid Use, Unspecified",
        "Trauma",
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Provide assistance to subject's rural PCP pertaining to subject/patient pain management goals and opioid taper plan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2020-06-01",
      "completion_date": "2022-01-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-28",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04275258"
    },
    {
      "nct_id": "NCT06075797",
      "title": "The PediQUEST Response to Pain Of Children With Neurologic Disability Pilot Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cerebral Palsy Infantile",
        "Disabilities Multiple",
        "Pain"
      ],
      "interventions": [
        {
          "name": "PediQUEST ResPOND",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 54,
      "start_date": "2024-05-08",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Boston, Massachusetts",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06075797"
    },
    {
      "nct_id": "NCT02552290",
      "title": "Immediate Effects Cervicothoracic Manipulation Versus Passive Upper Trapezius Stretch",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neck Pain"
      ],
      "interventions": [
        {
          "name": "Upper Trapezius Stretch",
          "type": "OTHER"
        },
        {
          "name": "Cervicothoracic manipulation",
          "type": "OTHER"
        },
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Nevada, Las Vegas",
      "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": 90,
      "start_date": "2013-11",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-09-17",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02552290"
    },
    {
      "nct_id": "NCT01829230",
      "title": "Myopia Progression After Ceasing Myopia Control Contact Lens Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "1 Day Acuvue Moist",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "9 Years to 13 Years"
      },
      "enrollment_count": 82,
      "start_date": "2010-03",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-20T12:47:40.462Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01829230"
    }
  ]
}