{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Descriptive+norms+and+self-efficacy",
    "query": {
      "intervention": "Descriptive norms and self-efficacy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T20:16:05.612Z",
  "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": "NCT02897804",
      "title": "Engineering an Online STI Prevention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexual Behavior",
        "Alcohol Consumption",
        "Sexually Transmitted Diseases"
      ],
      "interventions": [
        {
          "name": "Knowledge alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-efficacy alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Perceived benefits alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Perceived benefits and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms and perceived benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms, perceived benefits, and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms and perceived benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms,perceived benefits,self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms, injunctive norms,self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive and injunctive norms, benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive and injunctive norms, benefits,efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and Perceived Benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, perceived benefits, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, benefits, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and descriptive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive norms, and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive norms, and benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies,descriptive norms, benefits, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descr& injun norms, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, desc & injun norms, benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies,desc & injun norms,benefits,efficacy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 3997,
      "start_date": "2016-08",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2019-01-09",
      "last_synced_at": "2026-09-22T20:16:05.612Z",
      "location_count": 4,
      "location_summary": "Fresno, California • Carbondale, Illinois • Greensboro, North Carolina + 1 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Carbondale",
          "state": "Illinois"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02897804"
    },
    {
      "nct_id": "NCT01128140",
      "title": "Efficacy Trial of Warrior Check-Up",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Abuse",
        "Alcohol Dependence",
        "Substance Abuse",
        "Substance Dependence"
      ],
      "interventions": [
        {
          "name": "Motivational Enhancement Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 242,
      "start_date": "2010-10",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-09-22T20:16:05.612Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01128140"
    },
    {
      "nct_id": "NCT03408743",
      "title": "Engineering an Online STI Prevention Program: CSE2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Consumption",
        "Sexually Transmitted Diseases"
      ],
      "interventions": [
        {
          "name": "Knowledge Alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-efficacy alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Perceived benefits alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Benefits and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms and benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Injunctive norms, benefits, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms and perceived benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms, benefits, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive norms and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive and injunctive norms, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive and injunctive norms, and benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Descriptive & injunctive norms, benefits, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies alone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and perceived benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, benefits, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, and benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, injunctive norms, benefits, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies and descriptive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive norms, & self-efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive norms, benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive norms, benefits, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive and injunctive norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive & injunctive norms, efficacy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive & injunctive norms, benefits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancies, descriptive & injunctive, benefits, efficacy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 2946,
      "start_date": "2017-09-18",
      "completion_date": "2017-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-09-22T20:16:05.612Z",
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      "location_summary": "Fresno, California • Fargo, North Dakota • Murfreesboro, Tennessee + 1 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fargo",
          "state": "North Dakota"
        },
        {
          "city": "Murfreesboro",
          "state": "Tennessee"
        },
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03408743"
    },
    {
      "nct_id": "NCT00078273",
      "title": "Indicated Prevention With At-Risk Gamblers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gambling",
        "Pathological Gambling",
        "Problem Gambling"
      ],
      "interventions": [
        {
          "name": "Personalized Feedback Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Behavioral Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "17 Years to 24 Years"
      },
      "enrollment_count": 225,
      "start_date": "2003-07",
      "completion_date": "2003-07",
      "has_results": false,
      "last_update_posted_date": "2013-12-11",
      "last_synced_at": "2026-09-22T20:16:05.612Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078273"
    }
  ]
}