{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Feedback+on+smartphone",
    "query": {
      "intervention": "Feedback on smartphone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 164,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Feedback+on+smartphone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T11:02:23.068Z",
  "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": "NCT05436392",
      "title": "De-adopting Routine Preoperative Benzodiazepines for Older Surgical Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Peer Comparison Feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Informational Letter",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 517611,
      "start_date": "2022-08-08",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05436392"
    },
    {
      "nct_id": "NCT03973424",
      "title": "Mobile Methods for Reducing Obesity Risk in Parents and Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Simple",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "2 Years to 55 Years"
      },
      "enrollment_count": 144,
      "start_date": "2019-08-14",
      "completion_date": "2020-05-21",
      "has_results": false,
      "last_update_posted_date": "2020-06-16",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03973424"
    },
    {
      "nct_id": "NCT01859845",
      "title": "Melanoma Simulation Model With Smartphone Devices: Training Physicians for Early Detection of Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Smartphone",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 63,
      "start_date": "2013-04",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-08-01",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859845"
    },
    {
      "nct_id": "NCT05554614",
      "title": "Behind the Wheel (BTW) Smartphone Application",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High-risk Driving Events"
      ],
      "interventions": [
        {
          "name": "BTW app with reward-based feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BTW app with situational supervised driving practice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham BTW app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Motao Zhu",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "15 Years to 17 Years"
      },
      "enrollment_count": 180,
      "start_date": "2023-02-19",
      "completion_date": "2025-10",
      "has_results": false,
      "last_update_posted_date": "2025-06-19",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05554614"
    },
    {
      "nct_id": "NCT06472297",
      "title": "Continuous Glucose Monitoring in Prediabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pre-diabetes"
      ],
      "interventions": [
        {
          "name": "The continuous glucose monitoring system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2024-06-01",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06472297"
    },
    {
      "nct_id": "NCT06110273",
      "title": "Fit for Duty: mHealth Intervention for Weight Gain Prevention",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Fit for Duty-mobile",
          "type": "BEHAVIORAL"
        },
        {
          "name": "m-Health Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 350,
      "start_date": "2023-12-11",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06110273"
    },
    {
      "nct_id": "NCT06303778",
      "title": "Combining a Smartphone App With Medications to Manage Heavy Drinking",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder (AUD)"
      ],
      "interventions": [
        {
          "name": "Stand Down mobile app",
          "type": "OTHER"
        },
        {
          "name": "Standard Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 330,
      "start_date": "2024-11-01",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 15,
      "location_summary": "Phoenix, Arizona • Fayetteville, Arkansas • Washington D.C., District of Columbia + 12 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06303778"
    },
    {
      "nct_id": "NCT04507464",
      "title": "A Physical Activity Program to Disrupt Sedentary Time in Older Latinos",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Behavior",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Ecological Momentary Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "55 Years to 89 Years"
      },
      "enrollment_count": 39,
      "start_date": "2020-11-02",
      "completion_date": "2022-04-02",
      "has_results": true,
      "last_update_posted_date": "2023-07-25",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04507464"
    },
    {
      "nct_id": "NCT04992169",
      "title": "Clinicianless Training in Autism Treatment: An Adaptive Online Parent Education Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Parents"
      ],
      "interventions": [
        {
          "name": "Smartphone-App Parent Training in Pivotal Response Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Santa Barbara",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "54 Months",
        "sex": "ALL",
        "summary": "12 Months to 54 Months"
      },
      "enrollment_count": 48,
      "start_date": "2021-08-23",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-07",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Santa Barbara, California",
      "locations": [
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04992169"
    },
    {
      "nct_id": "NCT06162845",
      "title": "Single-blind RCT Comparing Smartphone vs. Paper-based HEP in Pelvic Floor PT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pelvic Floor Muscle Weakness"
      ],
      "interventions": [
        {
          "name": "A smartphone based application free to download from the google play and iphone store to provide auditory and visual cues and counting for number of perscribed pelvic floor muscle contractions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Paper-based home exercise program for pelvic floor muscle exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Central Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 33,
      "start_date": "2022-05-11",
      "completion_date": "2023-07-31",
      "has_results": false,
      "last_update_posted_date": "2023-12-08",
      "last_synced_at": "2026-09-10T11:02:23.068Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06162845"
    }
  ]
}