{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=demographic+questionnaire&page=13",
    "query": {
      "intervention": "demographic questionnaire",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 308,
    "total_pages": 31,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=demographic+questionnaire&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=demographic+questionnaire&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T13:17:49.643Z",
  "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": "NCT02659709",
      "title": "Interest in Electronic Applications for Patients With Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Interest in medical education through social media",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2015-06",
      "completion_date": "2016-10",
      "has_results": true,
      "last_update_posted_date": "2019-08-05",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02659709"
    },
    {
      "nct_id": "NCT04812912",
      "title": "Changes in Reproductive and Sexual Health in People With Early Onset Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Colorectal Neoplasms",
        "Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Hormone biomarker analysis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "QoL Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 120,
      "start_date": "2021-03-18",
      "completion_date": "2027-03-18",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04812912"
    },
    {
      "nct_id": "NCT03473795",
      "title": "Developing Non-Communicable Disease Registries in Africa : A Step Towards Providing Quality Data for Improving Patient Outcomes",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-Communicable Disease"
      ],
      "interventions": [
        {
          "name": "Questionnaire forms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Bio-specimen samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6990,
      "start_date": "2018-03-16",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03473795"
    },
    {
      "nct_id": "NCT04314479",
      "title": "Improving Adherence to ACS Guidelines on Nutrition and Physical Activity in Latinas With Cancer and Their Informal Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Symptom Assessment and Health Coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Arizona",
      "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": 144,
      "start_date": "2018-03-15",
      "completion_date": "2019-06-16",
      "has_results": false,
      "last_update_posted_date": "2020-03-19",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04314479"
    },
    {
      "nct_id": "NCT02213874",
      "title": "The Influence of Trust in the Health Care System on Postpartum Contraceptive Choice",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraception Behavior",
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 208,
      "start_date": "2012-01",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2023-05-01",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02213874"
    },
    {
      "nct_id": "NCT06722846",
      "title": "Communicating Health Options to Inform Care and Empower Strategic Care Planning (CHOICES): A Multi-layer Randomized Case Vignette Study.",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Health Options",
        "Strategic Care Planning"
      ],
      "interventions": [
        {
          "name": "Randomized Case Vignette Study",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2024-11-21",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06722846"
    },
    {
      "nct_id": "NCT06008574",
      "title": "A Study Comparing Mindfulness Apps to Decrease Anxiety in People With Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "AmDTx-PCSP",
          "type": "OTHER"
        },
        {
          "name": "AmDTx-2048",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2023-08-11",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06008574"
    },
    {
      "nct_id": "NCT02703597",
      "title": "Smoking Prevention Through Social Connections Among Adolescents - ASPIRE",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Behavior"
      ],
      "interventions": [
        {
          "name": "Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "ASPIRE",
          "type": "BEHAVIORAL"
        },
        {
          "name": "GSA-ASPIRE-Network",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "11 Years to 18 Years"
      },
      "enrollment_count": 393,
      "start_date": "2021-06-01",
      "completion_date": "2022-03-16",
      "has_results": true,
      "last_update_posted_date": "2024-10-23",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02703597"
    },
    {
      "nct_id": "NCT01504789",
      "title": "Part II: Exercise in Hispanic Breast Cancer Survivors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Baseline Fitness Test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Individualized Exercise Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Written Materials",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 53,
      "start_date": "2012-02-07",
      "completion_date": "2028-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01504789"
    },
    {
      "nct_id": "NCT03099850",
      "title": "Prospective Evaluation of Chronic Pancreatitis for Epidemiologic and Translational Studies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatitis"
      ],
      "interventions": [
        {
          "name": "Data Management and Monitoring",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 2345,
      "start_date": "2017-02-28",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-11-15T13:17:49.643Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03099850"
    }
  ]
}