{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weekly+Incentive",
    "query": {
      "intervention": "Weekly Incentive"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 189,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Weekly+Incentive&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T06:47:54.056Z",
  "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": "NCT04884087",
      "title": "EMA of Substance Use in Homeless Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 3x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 6x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - fixed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - prize based",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 40,
      "start_date": "2021-02-24",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04884087"
    },
    {
      "nct_id": "NCT07167004",
      "title": "The GRoceries Aimed at Increasing Nutrition Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes",
        "Type II Diabetes Mellitus",
        "Type II Diabetes",
        "Pre-diabetes",
        "Pre-diabetic",
        "Pre-diabetic State",
        "Type 2 Diabetes Mellitus (T2DM)",
        "Type 2 Diabetes Mellitus",
        "Type 2 Diabetes (T2DM)"
      ],
      "interventions": [
        {
          "name": "Marketing Nudges Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Marketing Nudges + Dynamically Adapted Financial Incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 216,
      "start_date": "2025-10-14",
      "completion_date": "2027-02-16",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07167004"
    },
    {
      "nct_id": "NCT03045276",
      "title": "Urological and Renal Disease Engaging Adolescents in Adherence Collaborative Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spina Bifida",
        "Kidney Transplant"
      ],
      "interventions": [
        {
          "name": "Behavioral Feedback and Economic Incentives: Arm 1",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Feedback and Economic Incentives: Arm 2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "12 Years to 24 Years"
      },
      "enrollment_count": 465,
      "start_date": "2017-06-29",
      "completion_date": "2022-04-09",
      "has_results": true,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • Chicago, Illinois • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03045276"
    },
    {
      "nct_id": "NCT03959202",
      "title": "A Personalized Behavioral Intervention to Improve Physical Activity, Sleep and Cognition in Sedentary Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "ELDERFITNESS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 129,
      "start_date": "2019-07-11",
      "completion_date": "2023-02-28",
      "has_results": false,
      "last_update_posted_date": "2023-03-08",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959202"
    },
    {
      "nct_id": "NCT03634423",
      "title": "Enduring Exercise Habits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Sweet Spot: Flexible high incentive condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sweet Spot: Flexible low incentive condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sweet Spot: Rigid high incentive condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sweet Spot: Rigid low incentive condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FOTW: High incentive control condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FOTW: Low incentive control condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FOTW: High incentive treatment condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "FOTW: Low incentive treatment condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Think Twice: Control condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Think Twice: Treatment condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "WDR: Control condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "WDR: Treatment condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 32000,
      "start_date": "2018-01-31",
      "completion_date": "2019-02-28",
      "has_results": false,
      "last_update_posted_date": "2020-07-08",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03634423"
    },
    {
      "nct_id": "NCT02021383",
      "title": "Lose 2 Win A Novel Method to Motivate Weight Loss Maintenance Among College Students",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obese"
      ],
      "interventions": [
        {
          "name": "Bi-weekly in person meetings with a Registered Dietician",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial incentives for weight loss maintenance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 144,
      "start_date": "2012-03-01",
      "completion_date": "2014-02-28",
      "has_results": false,
      "last_update_posted_date": "2019-05-13",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02021383"
    },
    {
      "nct_id": "NCT03799341",
      "title": "Neurocognitive Factors in Substance Use Treatment Response: The Ways of Rewarding Abstinence Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Use Disorder"
      ],
      "interventions": [
        {
          "name": "Prize-Based Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment As Usual Outpatient Substance Use Treatment",
          "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": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 63,
      "start_date": "2019-11-13",
      "completion_date": "2024-04-12",
      "has_results": true,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03799341"
    },
    {
      "nct_id": "NCT04724733",
      "title": "Promoting Risk Reduction Among Young Adults With Asthma During Wildfire Smoke Events (TRAK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Smoke Sense",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoke Sense Plus",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 67,
      "start_date": "2020-08-06",
      "completion_date": "2020-12-14",
      "has_results": true,
      "last_update_posted_date": "2023-04-28",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724733"
    },
    {
      "nct_id": "NCT05326386",
      "title": "Gamification and Medication Adherence (GAME Adherence)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension and Hyperlipidemia"
      ],
      "interventions": [
        {
          "name": "HTN and Medication Adherence",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2022-09-12",
      "completion_date": "2026-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05326386"
    },
    {
      "nct_id": "NCT05206175",
      "title": "Demonstration of a Digital Care Program for Methamphetamine Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Methamphetamine Abuse"
      ],
      "interventions": [
        {
          "name": "Affect Treatment Program for Methamphetamine Use Disorder",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Affect Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2022-02-14",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-01-11",
      "last_synced_at": "2026-09-08T06:47:54.056Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05206175"
    }
  ]
}