{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pre-Commitment+Prompt",
    "query": {
      "intervention": "Pre-Commitment Prompt"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pre-Commitment+Prompt&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T17:40:22.268Z",
  "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": "NCT03139656",
      "title": "Assessment of the Predictors and Moderators of Health Behavior Change",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behaviors"
      ],
      "interventions": [
        {
          "name": "Values Clarification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Planning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Combined",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston University Charles River Campus",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2017-03-01",
      "completion_date": "2018-06-13",
      "has_results": false,
      "last_update_posted_date": "2018-06-15",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03139656"
    },
    {
      "nct_id": "NCT03712553",
      "title": "Behavioral Science and Hepatitis C Screening Outreach",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Opt-Out",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Letter",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Economic Messaging",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "53 Years",
        "maximum_age": "73 Years",
        "sex": "ALL",
        "summary": "53 Years to 73 Years"
      },
      "enrollment_count": 21493,
      "start_date": "2019-03-15",
      "completion_date": "2020-10-15",
      "has_results": false,
      "last_update_posted_date": "2020-12-01",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03712553"
    },
    {
      "nct_id": "NCT04533685",
      "title": "Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- UCLA Portal R/R Influenza RCT 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Portal Reminders for Influenza Vaccination: Direct scheduling link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Reminders for Influenza Vaccination: No direct scheduling link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pre-Commitment Prompt",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pre-Appointment flu vaccine reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Months and older"
      },
      "enrollment_count": 213773,
      "start_date": "2020-09-01",
      "completion_date": "2021-04-01",
      "has_results": true,
      "last_update_posted_date": "2022-10-25",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04533685"
    },
    {
      "nct_id": "NCT04284553",
      "title": "Optimizing Electronic Health Record Prompts With Behavioral Economics to Improve Prescribing for Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Benzodiazepine Sedative Adverse Reaction",
        "Anticholinergic Adverse Reaction",
        "Adverse Drug Event"
      ],
      "interventions": [
        {
          "name": "Order Entry",
          "type": "OTHER"
        },
        {
          "name": "Open Encounter",
          "type": "OTHER"
        },
        {
          "name": "Follow-up booster Alert",
          "type": "OTHER"
        },
        {
          "name": "Cold State outreach",
          "type": "OTHER"
        },
        {
          "name": "Simplified",
          "type": "OTHER"
        },
        {
          "name": "Sign-off alert",
          "type": "OTHER"
        },
        {
          "name": "Pre-commitment",
          "type": "OTHER"
        },
        {
          "name": "Different Risks",
          "type": "OTHER"
        },
        {
          "name": "Standard Epic Basic Alert",
          "type": "OTHER"
        },
        {
          "name": "Enhanced Alert",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2020-10-13",
      "completion_date": "2022-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-11-07",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Braintree, Massachusetts",
      "locations": [
        {
          "city": "Braintree",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04284553"
    },
    {
      "nct_id": "NCT04110314",
      "title": "Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- RCT 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Portal Reminders for Influenza Vaccination: Gain-framed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Reminders for Influenza Vaccination: Loss-framed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pre-commitment prompt",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Months and older"
      },
      "enrollment_count": 430636,
      "start_date": "2019-10-18",
      "completion_date": "2020-04-01",
      "has_results": true,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04110314"
    },
    {
      "nct_id": "NCT06476847",
      "title": "A Simple Intervention to Increase Persistence on PrEP in MSM to Improve Decision Making",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "PrEP persistence",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 106,
      "start_date": "2025-01-23",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-10-23",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06476847"
    },
    {
      "nct_id": "NCT04590066",
      "title": "Testing Multiple Behavioral Science Strategies to Increase Flu-Shot Rates at a Large Retail Pharmacy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "Flu shot text messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 734383,
      "start_date": "2020-09-25",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-02-01",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04590066"
    },
    {
      "nct_id": "NCT05525494",
      "title": "Patient Portal Flu Vaccine Reminders (5)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Text Fixed R/R Messages with Direct Appointment Schedule Link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text Pre-Appointment Reminder",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Pre-Commitment Prompt with Tailored R/R Messages with Direct Appointment Schedule Link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Fixed R/R Messages with Direct Appointment Schedule Link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Pre-Appointment Reminder",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 262085,
      "start_date": "2022-09-07",
      "completion_date": "2023-04-01",
      "has_results": true,
      "last_update_posted_date": "2024-08-07",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05525494"
    },
    {
      "nct_id": "NCT06372275",
      "title": "Investigating Two Prototype Mobile App Interventions to Increase Physical Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health-Related Behavior"
      ],
      "interventions": [
        {
          "name": "Values Clarification Mobile Application",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Reflection Mobile Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mississippi State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2024-06-25",
      "completion_date": "2025-03-18",
      "has_results": false,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Starkville, Mississippi",
      "locations": [
        {
          "city": "Starkville",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06372275"
    },
    {
      "nct_id": "NCT06108245",
      "title": "An Initial Test of Prototype Mobile App Interventions for Decluttering",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hoarding"
      ],
      "interventions": [
        {
          "name": "Values Clarification Mobile Application",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Reflection Mobile Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mississippi State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 116,
      "start_date": "2023-11-01",
      "completion_date": "2024-12-05",
      "has_results": false,
      "last_update_posted_date": "2025-01-08",
      "last_synced_at": "2026-09-05T17:40:22.268Z",
      "location_count": 1,
      "location_summary": "Starkville, Mississippi",
      "locations": [
        {
          "city": "Starkville",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06108245"
    }
  ]
}