{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mail-based+weight+loss+intervention&page=2",
    "query": {
      "intervention": "Mail-based weight loss intervention",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mail-based+weight+loss+intervention&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mail-based+weight+loss+intervention&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T21:57:16.628Z",
  "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": "NCT01307644",
      "title": "Web-Based Weight Loss & Weight Maintenance Intervention for Older Rural Women, Also Known as Women Weigh-in for Wellness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Experimental: Web-based only (WO) weight intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experimental: WO plus peer-led discussion board (WD)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experimental: WO & professional email counseling (WE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "69 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 69 Years · Female only"
      },
      "enrollment_count": 301,
      "start_date": "2011-05-01",
      "completion_date": "2016-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307644"
    },
    {
      "nct_id": "NCT02681965",
      "title": "A Mail and Video-based Weight Loss Trial in Breast Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer Survivorship",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "LEAN book/videos",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 79 Years · Female only"
      },
      "enrollment_count": 205,
      "start_date": "2016-03",
      "completion_date": "2018-04-01",
      "has_results": false,
      "last_update_posted_date": "2018-06-29",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02681965"
    },
    {
      "nct_id": "NCT01253720",
      "title": "PACE CALL: Weight Loss Study for Childhood Leukemia Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Cancer",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "PACE CALL/Fit4Life",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Huang, Jeannie, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 38,
      "start_date": "2008-06",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2016-01-26",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01253720"
    },
    {
      "nct_id": "NCT00732173",
      "title": "Exercise and Healthy Diet or Standard Care in Patients in Remission From Stage I or Stage II Endometrial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Cancer"
      ],
      "interventions": [
        {
          "name": "behavioral dietary intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 74,
      "start_date": "2008-07",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2013-02-08",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00732173"
    },
    {
      "nct_id": "NCT01307280",
      "title": "Weight Management Demonstration Project: HEALTH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "RCT1",
          "type": "BEHAVIORAL"
        },
        {
          "name": "RCT2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "RCT3",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RTI International",
      "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": 2395,
      "start_date": "2006-08",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2012-01-26",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 3,
      "location_summary": "Swansea, Illinois • Research Triangle Park, North Carolina • Fairborn, Ohio",
      "locations": [
        {
          "city": "Swansea",
          "state": "Illinois"
        },
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        },
        {
          "city": "Fairborn",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307280"
    },
    {
      "nct_id": "NCT04855552",
      "title": "Telehealth Weight Loss Program for Breast Cancer Survivors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Survivors",
        "Cancer of Breast",
        "Body Weight",
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Behavioral Weight-loss Program Via Telehealth",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Weight-Loss Program Via Telehealth - Weight Measures",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Validated Surveys of Patient-Reported Outcomes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 22,
      "start_date": "2021-07-19",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04855552"
    },
    {
      "nct_id": "NCT00415974",
      "title": "PACE-PC: Primary Care Management of Adolescent Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Physician Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Educator",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Phone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health promotion materials on physical activity and nutrition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "11 Years to 13 Years"
      },
      "enrollment_count": 106,
      "start_date": "2008-02",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2012-08-16",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00415974"
    },
    {
      "nct_id": "NCT01441011",
      "title": "Rural Women Connecting for Better Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Group phone counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Newsletter",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "Up to 75 Years · Female only"
      },
      "enrollment_count": 210,
      "start_date": "2011-08",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2016-11-23",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01441011"
    },
    {
      "nct_id": "NCT01819493",
      "title": "Parents and Children Together Preventing Diabetes (PACT PD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Prevention"
      ],
      "interventions": [
        {
          "name": "Lifestyle Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Family-Based intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2013-03",
      "completion_date": "2015-04-16",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01819493"
    },
    {
      "nct_id": "NCT02747108",
      "title": "ForgIng New Paths to Prevent DIabeTes (FINDIT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetes"
      ],
      "interventions": [
        {
          "name": "Blood Test Group Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brochure Group Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 315,
      "start_date": "2015-12-02",
      "completion_date": "2020-03-30",
      "has_results": true,
      "last_update_posted_date": "2023-07-25",
      "last_synced_at": "2026-10-17T21:57:16.628Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02747108"
    }
  ]
}