{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Symptom+index+questionnaire&page=2",
    "query": {
      "intervention": "Symptom index questionnaire",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Symptom+index+questionnaire&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T06:13:31.031Z",
  "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": "NCT04431479",
      "title": "Predicting the Quality of Response to Specific Treatments in Patients With cGVHD, PQRST Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Graft Versus Host Disease"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical Chart Review",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 211,
      "start_date": "2020-06-29",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 9,
      "location_summary": "Gainesville, Florida • Tampa, Florida • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04431479"
    },
    {
      "nct_id": "NCT02658708",
      "title": "Bright Light on Fatigue in Women Being Treated for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Neoplasms",
        "Breast Cancer",
        "Cancer of Breast",
        "Cancer of the Breast"
      ],
      "interventions": [
        {
          "name": "Bright blue-green light using light visor cap",
          "type": "OTHER"
        },
        {
          "name": "Dim red light using light visor cap",
          "type": "OTHER"
        },
        {
          "name": "European Organization for Research and Treatment of Cancer-Quality of Life Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Epworth Sleepiness Scale",
          "type": "OTHER"
        },
        {
          "name": "Pittsburgh Sleep Quality Index",
          "type": "OTHER"
        },
        {
          "name": "Patient-Reported Outcomes Measurement Information System (PROMIS)-Sleep Disturbance",
          "type": "OTHER"
        },
        {
          "name": "Patient-Reported Outcomes Measurement Information System (PROMIS)-Cancer-Fatigue",
          "type": "OTHER"
        },
        {
          "name": "Digital foot candle datalogging light meter (Extech Instrument, Model SDL400)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Polysomnography (Easy Ambulatory 2 Cadwell, Kennewick, WA)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Horne-Ostberg Morningness-Eveningness Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Daily Fatigue and Sleep Log",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 19,
      "start_date": "2015-10-12",
      "completion_date": "2017-05-09",
      "has_results": false,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02658708"
    },
    {
      "nct_id": "NCT04263233",
      "title": "Evaluation of the Optimal Transition Program",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "ESRD",
        "Hemodialysis"
      ],
      "interventions": [
        {
          "name": "Analysis using descriptive statistics of patient clinical outcomes.",
          "type": "OTHER"
        },
        {
          "name": "Surveys with participants using validated survey tools.",
          "type": "OTHER"
        },
        {
          "name": "Evaluation of the program process including time, costs, referral rates, admission to the program and length of stay.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Satellite Healthcare",
      "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": "2020-01-29",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-09-22",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 3,
      "location_summary": "Oakland, California • Sacramento, California • Memphis, Tennessee",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04263233"
    },
    {
      "nct_id": "NCT04544683",
      "title": "Effectiveness of Cervical Transforaminal Epidural Steroid Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cervical Radiculopathy",
        "Cervical Spondylosis",
        "Disk, Herniated"
      ],
      "interventions": [
        {
          "name": "Cervical Transforaminal Epidural Injection with dexamethasone sodium phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 33,
      "start_date": "2018-10-23",
      "completion_date": "2023-12-07",
      "has_results": true,
      "last_update_posted_date": "2024-04-10",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04544683"
    },
    {
      "nct_id": "NCT01928485",
      "title": "Green Tea Extract in Treating Patients With Low-Risk Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage I Prostate Cancer",
        "Stage IIA Prostate Cancer",
        "Stage IIB Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "active surveillance",
          "type": "OTHER"
        },
        {
          "name": "Sunphenon",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Sanjay Gupta PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "45 Years to 85 Years · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2013-08-30",
      "completion_date": "2016-11-07",
      "has_results": true,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01928485"
    },
    {
      "nct_id": "NCT05461092",
      "title": "Regional Nerve Blocks to Improve Analgesia and Recovery in Older Adults Undergoing Spinal Fusion",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Delirium",
        "Pain, Back",
        "Spinal Fusion",
        "Thoracolumbar Interfascial Plane Block"
      ],
      "interventions": [
        {
          "name": "Thoracolumbar Interfascial Plane (TLIP) Block of bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Blood Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "3D CAM Delirium Severity Scoring",
          "type": "OTHER"
        },
        {
          "name": "Generalized Anxiety Disorder 7-item (GAD-7) scale",
          "type": "OTHER"
        },
        {
          "name": "Numerical Rating Score (NRS)",
          "type": "OTHER"
        },
        {
          "name": "PROMIS-Pain Interference",
          "type": "OTHER"
        },
        {
          "name": "Oswestry Disability Index (ODI)",
          "type": "OTHER"
        },
        {
          "name": "Saint Louis University Mental Status Examination (SLUMs)",
          "type": "OTHER"
        },
        {
          "name": "Delirium Rating Scale-Revised-98 (DRS)",
          "type": "OTHER"
        },
        {
          "name": "Telephone Interview for Cognitive Status - Modified (TICS-M)",
          "type": "OTHER"
        },
        {
          "name": "Opioid Equivalents measured by Morphine Milligram Equivalents (MME)",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire depression scale (PHQ-8)",
          "type": "OTHER"
        },
        {
          "name": "Pain Catastrophizing",
          "type": "OTHER"
        },
        {
          "name": "Fear Avoidance Beliefs Questionnaire (FABQ)",
          "type": "OTHER"
        },
        {
          "name": "Opioid Side Effects and Likeability Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Daily Pain Trajectory",
          "type": "OTHER"
        },
        {
          "name": "Tampa Scale of Kinesiophobia",
          "type": "OTHER"
        },
        {
          "name": "Quality of Recovery 15",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-01-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05461092"
    },
    {
      "nct_id": "NCT00905086",
      "title": "Psychosocial Adjustment After Radiation Therapy in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cognitive/Functional Effects",
        "Colorectal Cancer",
        "Lung Cancer",
        "Prostate Cancer",
        "Psychosocial Effects of Cancer and Its Treatment"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "cognitive assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2008-08",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2015-09-30",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00905086"
    },
    {
      "nct_id": "NCT04493658",
      "title": "Differential Diagnosis of Sjögren's Versus Non-Sjögren's Dry Eye",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Keratoconjunctivitis Sicca",
        "Dry Eye Syndromes",
        "Ocular Surface Disease",
        "Sjogren's Syndrome"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tear fluid sampling",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Impression Cytology",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2021-01-11",
      "completion_date": "2022-10-03",
      "has_results": false,
      "last_update_posted_date": "2023-01-05",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04493658"
    },
    {
      "nct_id": "NCT02023736",
      "title": "Assessing Psychotherapy Outcome With Feedback",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Individual Psychiatric Disorder",
        "Couple Dysfunction",
        "Family Dysfunction"
      ],
      "interventions": [
        {
          "name": "Systemic Therapy Inventory of Change (STIC)",
          "type": "OTHER"
        },
        {
          "name": "Treatment as Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Family Institute at Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2013-12",
      "completion_date": "2017-08",
      "has_results": false,
      "last_update_posted_date": "2016-08-09",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Evanston, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02023736"
    },
    {
      "nct_id": "NCT03183037",
      "title": "Acupuncture for Symptoms of Nerve Damage",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Neuropathy",
        "Chemotherapy-induced Peripheral Neuropathy"
      ],
      "interventions": [
        {
          "name": "Acupuncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Acupuncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Usual Care Group",
          "type": "OTHER"
        },
        {
          "name": "questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2017-06-07",
      "completion_date": "2024-05-02",
      "has_results": false,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-09-28T06:13:31.031Z",
      "location_count": 2,
      "location_summary": "Commack, New York • New York, New York",
      "locations": [
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03183037"
    }
  ]
}