{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Efficacy+Message&page=20",
    "query": {
      "intervention": "Efficacy Message",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 458,
    "total_pages": 46,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Efficacy+Message&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Efficacy+Message&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T11:13:38.678Z",
  "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": "NCT06819059",
      "title": "Safety and Effectiveness of a Virtual Pediatric Cardiac Rehabilitation Program or Telerehabilitation in Children With Heart Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Abnormalities",
        "Pulmonary Arterial Hypertension (PAH)",
        "Orthotopic Heart Transplant",
        "Cardiac Rehabilitation",
        "Pediatric Cardiology",
        "Telehealth",
        "Telerehabilitation"
      ],
      "interventions": [
        {
          "name": "Pediatric Cardiac Telerehabilitation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitness Tracker Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "10 Years to 25 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-05-01",
      "completion_date": "2025-02-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-11",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06819059"
    },
    {
      "nct_id": "NCT03497286",
      "title": "Virtual Mentorship to Support Maternal and Infant Health and Wellbeing: Assessing the Impact and Efficacy of NurturePA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mothers"
      ],
      "interventions": [
        {
          "name": "Text-based mentorship",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control text messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 199,
      "start_date": "2018-05-09",
      "completion_date": "2021-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-08-16",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03497286"
    },
    {
      "nct_id": "NCT03087123",
      "title": "Physical and Social Environmental Influence on Children's Exercise: Preparation (Pre-PLACE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "P-Mobile App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "6 Years to 10 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-04-01",
      "completion_date": "2019-08-01",
      "has_results": false,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03087123"
    },
    {
      "nct_id": "NCT07776392",
      "title": "Occupational Therapy Instructmental Activities of Daily Living and Psychosocial Modules Program for Stroke Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "One group received the psychosocial intervention, while the other group engaged in IADL interventions.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Woman's University",
      "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": 19,
      "start_date": "2024-01-08",
      "completion_date": "2024-05-17",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07776392"
    },
    {
      "nct_id": "NCT05204030",
      "title": "Hashtag HPV: HPV Vaccine Twitter Education Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Papilloma Virus",
        "Vaccine-Preventable Diseases"
      ],
      "interventions": [
        {
          "name": "HPV Twitter Education Program - Narrative",
          "type": "OTHER"
        },
        {
          "name": "HPV Twitter Education Program - Non-Narrative",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Arkansas, Fayetteville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2021-12-13",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05204030"
    },
    {
      "nct_id": "NCT01937481",
      "title": "The Colorado LEAP Study: A Socioecological Approach to Obesity Prevention in Early Childhood",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Obesity"
      ],
      "interventions": [
        {
          "name": "The Food Friends",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Colorado State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "7 Years",
        "sex": "ALL",
        "summary": "4 Years to 7 Years"
      },
      "enrollment_count": 230,
      "start_date": "2010-09",
      "completion_date": "2017-07",
      "has_results": false,
      "last_update_posted_date": "2018-07-24",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 6,
      "location_summary": "Brush, Colorado • Buena Vista, Colorado • Iliff, Colorado + 3 more",
      "locations": [
        {
          "city": "Brush",
          "state": "Colorado"
        },
        {
          "city": "Buena Vista",
          "state": "Colorado"
        },
        {
          "city": "Iliff",
          "state": "Colorado"
        },
        {
          "city": "Leadville",
          "state": "Colorado"
        },
        {
          "city": "Salida",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01937481"
    },
    {
      "nct_id": "NCT06473532",
      "title": "TEXT4HF: A Randomized Controlled Trial of a Tailored Text Messaging Intervention to Improve Self-Care in Older Adult Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "TEXT4HF",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2024-09-26",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06473532"
    },
    {
      "nct_id": "NCT00644163",
      "title": "Effectiveness of a Risk Reduction Program in Preventing the Transmission of HIV and Sexually Transmitted Diseases in African-American Couples",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections",
        "Sexually Transmitted Disease"
      ],
      "interventions": [
        {
          "name": "Eban HIV/STD Risk Reduction Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Eban Health Promotion Intervention",
          "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": 1070,
      "start_date": "2003-11",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2014-01-27",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Atlanta, Georgia • New York, New York + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00644163"
    },
    {
      "nct_id": "NCT07380061",
      "title": "Peer Mentor Texting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Perinatal Depression",
        "Perinatal Anxiety",
        "Parenting Stress"
      ],
      "interventions": [
        {
          "name": "Peer mentor texting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 127,
      "start_date": "2022-01-12",
      "completion_date": "2023-05-04",
      "has_results": false,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07380061"
    },
    {
      "nct_id": "NCT03507231",
      "title": "Non-integrated Costs Increase Effectiveness of Incentives",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Control - No Incentive for Flu Vaccine",
        "Direct Incentive",
        "Indirect Incentive"
      ],
      "interventions": [
        {
          "name": "Email Message",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive for Vaccination",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive for completing a short survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Carnegie Mellon University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 12531,
      "start_date": "2017-09-20",
      "completion_date": "2018-01-20",
      "has_results": false,
      "last_update_posted_date": "2018-04-25",
      "last_synced_at": "2026-10-25T11:13:38.678Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03507231"
    }
  ]
}