{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ecological+momentary+assessment+%28EMA%29",
    "query": {
      "intervention": "Ecological momentary assessment (EMA)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 212,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ecological+momentary+assessment+%28EMA%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T18:05:30.524Z",
  "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": "NCT05977192",
      "title": "Mobile Health-based Motivational Interviewing to Promote COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccination Hesitancy"
      ],
      "interventions": [
        {
          "name": "Standard MI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intensive MI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MOTIVACC",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological momentary assessment (EMA) messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2024-04-01",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 2,
      "location_summary": "Oklahoma City, Oklahoma • Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05977192"
    },
    {
      "nct_id": "NCT04126642",
      "title": "Project Persist: mHealth for Cancer Survivorship",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Symptom Management",
        "Reduce Treatment Non-adherence"
      ],
      "interventions": [
        {
          "name": "Assessment only group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intervention group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oklahoma",
      "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": 57,
      "start_date": "2020-07-27",
      "completion_date": "2023-10-19",
      "has_results": false,
      "last_update_posted_date": "2023-11-15",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126642"
    },
    {
      "nct_id": "NCT05374798",
      "title": "Wearable Technology and Alcohol-Facilitated Intimate Partner Violence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Abuse",
        "IPV",
        "Couples"
      ],
      "interventions": [
        {
          "name": "Heart Rate Variability-Biofeedback (HRV-B) via Smartwatch Device Intervention",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 92,
      "start_date": "2023-01-27",
      "completion_date": "2024-05-28",
      "has_results": true,
      "last_update_posted_date": "2025-07-14",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05374798"
    },
    {
      "nct_id": "NCT03192995",
      "title": "Treatment With Lorcaserin for Cocaine Use: The TLC Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Use Disorder"
      ],
      "interventions": [
        {
          "name": "lorcaserin",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Substance use counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "ACASI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cocaine metabolites",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ecological Momentary Assessment (EMA)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Balloon Analogue Risk Task (BART)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Qualitative Exit Interview",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Glenn-Milo Santos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 22,
      "start_date": "2018-01-01",
      "completion_date": "2020-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03192995"
    },
    {
      "nct_id": "NCT05499377",
      "title": "The Abuse Liability of a Novel Heated Tobacco Product (IQOS) and Its Feasibility as a Menthol Cigarette Substitute",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Tobacco product administration and assessment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2022-11-28",
      "completion_date": "2023-09-22",
      "has_results": true,
      "last_update_posted_date": "2025-01-31",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05499377"
    },
    {
      "nct_id": "NCT07332377",
      "title": "mHealth Intervention for Pain Self Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Pain Management",
        "Symptom Monitoring",
        "Symptom Management",
        "Cancer Survivorship"
      ],
      "interventions": [
        {
          "name": "Mobile Health (mHealth) Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-02-23",
      "completion_date": "2026-06-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07332377"
    },
    {
      "nct_id": "NCT02168855",
      "title": "Cessation in Non-Daily Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "active nicotine gum",
          "type": "DRUG"
        },
        {
          "name": "Standard behavioral therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Brian Primack",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 505,
      "start_date": "2015-06",
      "completion_date": "2019-01",
      "has_results": true,
      "last_update_posted_date": "2020-05-06",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02168855"
    },
    {
      "nct_id": "NCT05196009",
      "title": "mHealth Systems Navigation- Breaking Systems Barriers for Trans Women Living With HIV",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mental Health Issue",
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "mHealth peer navigation and social support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Public Health Foundation Enterprises, Inc.",
      "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": 40,
      "start_date": "2022-02-15",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-03-25",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05196009"
    },
    {
      "nct_id": "NCT06758414",
      "title": "CBT-CP for Veterans With SMI",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Schizophrenia",
        "Psychotic Disorders",
        "Bipolar Disorder",
        "Affective Disorders, Psychotic"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy for Chronic Pain (CBT-CP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health & Wellness (H&W)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2026-02-01",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06758414"
    },
    {
      "nct_id": "NCT04839198",
      "title": "Using Machine Learning to Develop Just-in-Time Adaptive Interventions for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Android Wear smartwatch",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Adaptive Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "interviewing-based counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2024-02-06",
      "completion_date": "2024-11-22",
      "has_results": false,
      "last_update_posted_date": "2025-03-28",
      "last_synced_at": "2026-10-08T18:05:30.524Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04839198"
    }
  ]
}