{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Health+Questionnaire+%28PHQ%29-9",
    "query": {
      "intervention": "Patient Health Questionnaire (PHQ)-9"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Health+Questionnaire+%28PHQ%29-9&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T13:54:12.986Z",
  "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": "NCT06490224",
      "title": "Measuring and Displaying the Subjective",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physician-Patient Relations",
        "Communication Research"
      ],
      "interventions": [
        {
          "name": "Relevant Patient Reported Outcome Measures (PROMs)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "My Whole Health Map",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 200,
      "start_date": "2023-11-19",
      "completion_date": "2024-04-06",
      "has_results": false,
      "last_update_posted_date": "2024-07-08",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06490224"
    },
    {
      "nct_id": "NCT02746523",
      "title": "Effects of Multiple Concussions in Retired NHL Players",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognitive Deficits",
        "Proprioceptive Disorders"
      ],
      "interventions": [
        {
          "name": "Sensory Organization Test",
          "type": "OTHER"
        },
        {
          "name": "Biomarkers",
          "type": "GENETIC"
        },
        {
          "name": "Conners' Adult ADHD Rating Scale (CAARS)",
          "type": "OTHER"
        },
        {
          "name": "Depression Scale",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "GENETIC"
      ],
      "sponsor": "New York Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "40 Years to 80 Years · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2016-03",
      "completion_date": "2017-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-28",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Old Westbury, New York",
      "locations": [
        {
          "city": "Old Westbury",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02746523"
    },
    {
      "nct_id": "NCT06584422",
      "title": "Empower@Home: Hybrid Effectiveness-Implementation Randomized Controlled Trial (RCT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Empower@Home: An online cognitive-behavioral therapy self-care program for geriatric depression",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telephone friendly visits",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 256,
      "start_date": "2024-10-01",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06584422"
    },
    {
      "nct_id": "NCT06441136",
      "title": "Characterizing the Impact of Presbyphonia on Social Interaction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyphonia"
      ],
      "interventions": [
        {
          "name": "PhoRTE Program",
          "type": "OTHER"
        },
        {
          "name": "University of California Los Angeles (UCLA) Loneliness Scale",
          "type": "OTHER"
        },
        {
          "name": "Social Disconnectedness Scale",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire 9",
          "type": "OTHER"
        },
        {
          "name": "Aging Voice Index",
          "type": "OTHER"
        },
        {
          "name": "The Edmonton Frail Scale",
          "type": "OTHER"
        },
        {
          "name": "Vocal Effort Scale",
          "type": "OTHER"
        },
        {
          "name": "Montreal Cognitive Assessment",
          "type": "OTHER"
        },
        {
          "name": "Voice Handicap Index-10",
          "type": "OTHER"
        },
        {
          "name": "Voice Problem Impact Scales",
          "type": "OTHER"
        },
        {
          "name": "Cough Severity Index",
          "type": "OTHER"
        },
        {
          "name": "Laryngoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Acoustic, perceptual, and aerodynamic assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Matthew R. Hoffman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2025-01-10",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06441136"
    },
    {
      "nct_id": "NCT06721559",
      "title": "Empower@Home: Community Implementation for Older Adults With Ambulatory Disabilities",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Empower@Home: An online cognitive-behavioral therapy self-care program for geriatric depression",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telephone friendly visits",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2025-01-08",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06721559"
    },
    {
      "nct_id": "NCT07071350",
      "title": "Randomized Controlled Trial of Treatment to Optimize Heart Rate Variability for Persistent Post-Concussion Symptoms",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Autonomic Nervous System Disease",
        "Concussive Injury",
        "Mild Traumatic Brain Injury",
        "Post Traumatic Stress Disorder",
        "Persistent Post Concussion Syndrome"
      ],
      "interventions": [
        {
          "name": "HRV Coherence Ratio",
          "type": "OTHER"
        },
        {
          "name": "NSI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pittsburgh Sleep Quality Index (PSQI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quantitative Sleep Measures",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Global Impression of Change (PGIC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Performance/NIH Toolbox Cognitive Battery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pain Interference/TBI-QoL Pain Interference Short-Form",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire-9 (PHQ-9)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PTSD Checklist for DSM-5 (PCL-5)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HRV Biofeedback (HRV-B)",
          "type": "OTHER"
        },
        {
          "name": "Psychoeducational (Edu) Comparator Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "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": 148,
      "start_date": "2025-09-02",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07071350"
    },
    {
      "nct_id": "NCT05407051",
      "title": "Family-Centered Treatment for Depression in Hispanic Youth",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Family Research",
        "Teen Depression"
      ],
      "interventions": [
        {
          "name": "Family Centered Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "MetroHealth Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2022-09-30",
      "completion_date": "2024-10-31",
      "has_results": false,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05407051"
    },
    {
      "nct_id": "NCT03169023",
      "title": "Scale Down for Endometrial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Cancer",
        "Cancer of the Endometrium"
      ],
      "interventions": [
        {
          "name": "ScaleDown",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Usual Care Packets",
          "type": "BEHAVIORAL"
        },
        {
          "name": "12-Item Short Form Health Survey",
          "type": "OTHER"
        },
        {
          "name": "International Physical Activity Questionnaire short form",
          "type": "OTHER"
        },
        {
          "name": "Multidimensional Body Self Relations Questionnaire - Appearance Subscales",
          "type": "OTHER"
        },
        {
          "name": "Cancer-Related Body Image Scale",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire 9-Item Version",
          "type": "OTHER"
        },
        {
          "name": "iOTA",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 155,
      "start_date": "2017-02-21",
      "completion_date": "2019-02-03",
      "has_results": false,
      "last_update_posted_date": "2019-02-28",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03169023"
    },
    {
      "nct_id": "NCT05438927",
      "title": "Early Supportive Care and Nutritional Support in Adults With Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Fitbit Data Collection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nutrition Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fact G Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Anxiety Disorder (GAD)-7",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Health Questionnaire (PHQ)-9",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2022-07-15",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438927"
    },
    {
      "nct_id": "NCT05778747",
      "title": "Feasibility of the Heart to Heart Yoga Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Caregiver Burden",
        "Depression",
        "Anxiety",
        "Stress"
      ],
      "interventions": [
        {
          "name": "Heart to Heart Yoga",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Misook L. Chung",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 38,
      "start_date": "2022-10-15",
      "completion_date": "2023-10-13",
      "has_results": false,
      "last_update_posted_date": "2023-11-30",
      "last_synced_at": "2026-09-27T13:54:12.986Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05778747"
    }
  ]
}