{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Comprehension&page=17",
    "query": {
      "condition": "Comprehension",
      "page": 17
    },
    "page_size": 10
  },
  "pagination": {
    "page": 17,
    "page_size": 10,
    "total_count": 882,
    "total_pages": 89,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Comprehension&page=18&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Comprehension&page=16&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T13:03:18.984Z",
  "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": "NCT04077047",
      "title": "Adolescents Living With HIV (ALWH): Social Networks, Adherence and Retention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV/AIDS"
      ],
      "interventions": [
        {
          "name": "iEngage",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "15 Years to 21 Years"
      },
      "enrollment_count": 60,
      "start_date": "2022-09-01",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04077047"
    },
    {
      "nct_id": "NCT04630431",
      "title": "Understanding Challenges, Behavioral Patterns, and Preferences Toward Participation in Clinical Trials in Minority Patient Populations: Development of a Personalized Clinical Trial Educational Platform to Increase Participation in Clinical Trials Among Underserved Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Patient Navigation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 590,
      "start_date": "2019-10-15",
      "completion_date": "2022-04-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04630431"
    },
    {
      "nct_id": "NCT06177457",
      "title": "A Study to Understand the Effect of Multiple Ascending Doses of PF-07293893 in Healthy Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "PF-07293893",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 88,
      "start_date": "2023-12-20",
      "completion_date": "2024-12-02",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06177457"
    },
    {
      "nct_id": "NCT07214805",
      "title": "Perceptions of and Reactions to Ultra-Processed Menu Label Designs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Choices"
      ],
      "interventions": [
        {
          "name": "Ultra-Processed, Red, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contains Food Additives, Red, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning Ultra-Processed, Red, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning UPF, Red, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultra-Processed, Yellow, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contains Food Additives, Yellow, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning Ultra-Processed, Yellow, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning UPF, Yellow, Icon-plus-text Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultra-Processed, Red, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contains Food Additives, Red, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning Ultra-Processed, Red, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning UPF, Red, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultra-Processed, Yellow, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contains Food Additives, Yellow, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning Ultra-Processed, Yellow, Text-only Labels",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Warning UPF, Yellow, Text-only Labels",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14720,
      "start_date": "2025-10-09",
      "completion_date": "2025-11-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07214805"
    },
    {
      "nct_id": "NCT05065151",
      "title": "Understanding Motivation in Parkinson's Patients Through Neurophysiology",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease",
        "Deep Brain Stimulation",
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Stimulation on",
          "type": "OTHER"
        },
        {
          "name": "Stimulation off",
          "type": "OTHER"
        },
        {
          "name": "Decision Making Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2021-10-30",
      "completion_date": "2030-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05065151"
    },
    {
      "nct_id": "NCT02810834",
      "title": "Understanding the Impact of School-Based Physical Activity Programs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Walking/Running program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Classroom physical activity break program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "7 Years to 11 Years"
      },
      "enrollment_count": 1182,
      "start_date": "2014-09",
      "completion_date": "2017-07-01",
      "has_results": false,
      "last_update_posted_date": "2017-09-01",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02810834"
    },
    {
      "nct_id": "NCT03192254",
      "title": "Understanding Mechanisms of Health Behavior Change",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Diet Modification",
        "Incentives"
      ],
      "interventions": [
        {
          "name": "self-monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "daily monetary incentives",
          "type": "BEHAVIORAL"
        },
        {
          "name": "delayed lump sum monetary incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Boulder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2017-07-13",
      "completion_date": "2018-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-08-01",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03192254"
    },
    {
      "nct_id": "NCT01465178",
      "title": "Improving the Understanding of the Response to Vitamin D Supplementation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "100 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 100 Years · Female only"
      },
      "enrollment_count": 62,
      "start_date": "2011-12",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-25",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01465178"
    },
    {
      "nct_id": "NCT07899827",
      "title": "Studying Different Ways of Using Oral Nicotine Pouches to Understand the Effect on Nicotine Delivery, Appeal, and Side Effects Among Adult Cigarette Smokers",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Oral nicotine pouches",
          "type": "DRUG"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2027-01-02",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-28",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07899827"
    },
    {
      "nct_id": "NCT01674998",
      "title": "Understanding the Natural History of REM Sleep Behavior Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "REM Sleep Behavior Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Parkinson's Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2012-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-08-29",
      "last_synced_at": "2026-10-30T13:03:18.984Z",
      "location_count": 1,
      "location_summary": "Sunnyvale, California",
      "locations": [
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01674998"
    }
  ]
}