{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Peer+Normative+Comparison+Feedback",
    "query": {
      "intervention": "Peer Normative Comparison Feedback"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T12:01:01.418Z",
  "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": "NCT05565716",
      "title": "Supporting Self-Management of Healthy Behaviors in Diabetes, Kidney Disease, and Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Insufficiency, Chronic",
        "Hypertension",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Support Person",
          "type": "OTHER"
        },
        {
          "name": "Social Norms",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2023-08-21",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05565716"
    },
    {
      "nct_id": "NCT03183882",
      "title": "Peer Comparison Feedback on Opioid Prescribing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Personal Feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Normative Comparison Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 49,
      "start_date": "2017-08-07",
      "completion_date": "2017-09-28",
      "has_results": false,
      "last_update_posted_date": "2017-12-02",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03183882"
    },
    {
      "nct_id": "NCT03884478",
      "title": "A Gamified, Social Media Inspired Personalized Normative Feedback Alcohol Intervention for Sexual Minority Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Alcohol Abuse",
        "Alcohol; Harmful Use"
      ],
      "interventions": [
        {
          "name": "Personalized Normative Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Loyola Marymount University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 55 Years · Female only"
      },
      "enrollment_count": 500,
      "start_date": "2019-02-06",
      "completion_date": "2019-10-10",
      "has_results": true,
      "last_update_posted_date": "2023-03-07",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03884478"
    },
    {
      "nct_id": "NCT01458002",
      "title": "Online Tailored Interventions & Relational Agents for Exercise and Sun Protection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary",
        "Skin Cancer"
      ],
      "interventions": [
        {
          "name": "Tailored Internet Communication with Relational Agent",
          "type": "OTHER"
        },
        {
          "name": "Tailored Internet Communications",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 1364,
      "start_date": "2009-04",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2016-05-12",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Kingston, Rhode Island",
      "locations": [
        {
          "city": "Kingston",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01458002"
    },
    {
      "nct_id": "NCT03304574",
      "title": "CheckED Yourself Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adolescent Behavior",
        "Risk Behavior",
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Integrated personalized feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "13 Years to 18 Years"
      },
      "enrollment_count": 300,
      "start_date": "2017-03-01",
      "completion_date": "2018-11-30",
      "has_results": false,
      "last_update_posted_date": "2018-09-06",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03304574"
    },
    {
      "nct_id": "NCT03889327",
      "title": "Intervention to Reduce Perceived Cognitive Impairment in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Neuropsychological Feedback & Psychoeducation (Cognition)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Psychoeducation (Health)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2018-03-26",
      "completion_date": "2019-09-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03889327"
    },
    {
      "nct_id": "NCT05608109",
      "title": "A Social Media Personalized Normative Feedback Intervention for Heavy Drinking College Students",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Consumption"
      ],
      "interventions": [
        {
          "name": "Alcohol personalized normative feedback (APNF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social media personalized normative feedback (SMPNF)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duquesne University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 401,
      "start_date": "2022-01-09",
      "completion_date": "2024-12-28",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 3,
      "location_summary": "Oxford, Ohio • Houston, Pennsylvania • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Oxford",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05608109"
    },
    {
      "nct_id": "NCT01482975",
      "title": "Tailored Interventions to Prevent Substance Abuse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prevention Harmful Effects"
      ],
      "interventions": [
        {
          "name": "Tailored computer based intervention",
          "type": "OTHER"
        },
        {
          "name": "Tailored computer intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "10 Years to 14 Years"
      },
      "enrollment_count": 4158,
      "start_date": "2007-09",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2016-05-12",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Kingston, Rhode Island",
      "locations": [
        {
          "city": "Kingston",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01482975"
    },
    {
      "nct_id": "NCT07036198",
      "title": "CPNF Intervention Development and Testing",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use"
      ],
      "interventions": [
        {
          "name": "Customizable personalized normative feedback (CPNF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personalized normative feedback (PNF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention-Matched Control (AMC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 250,
      "start_date": "2026-06-29",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07036198"
    },
    {
      "nct_id": "NCT04244461",
      "title": "Brief Online Intervention for Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heavy Drinking",
        "Mental Health Wellness"
      ],
      "interventions": [
        {
          "name": "Personalized Normative Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RAND",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 754,
      "start_date": "2022-09-30",
      "completion_date": "2024-11-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-09-02T12:01:01.418Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04244461"
    }
  ]
}