{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=speech+noise",
    "query": {
      "intervention": "speech noise"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 76,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=speech+noise&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T10:46:27.620Z",
  "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": "NCT04172766",
      "title": "Apple Hearing Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hearing Loss, Noise-Induced",
        "Hearing Loss",
        "Tinnitus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Apple Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300000,
      "start_date": "2019-11-14",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-19",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04172766"
    },
    {
      "nct_id": "NCT07279441",
      "title": "Cochlear Implants and Listening Effort: the Interaction of Cognitive and Sensory Constraints",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cochlear Implant Users"
      ],
      "interventions": [
        {
          "name": "Experiment 1: Syntactic and Semantic Context",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experiment 2: False Hearing and Context Overuse",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experiment 3: Two-Sentence Problem",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experiment 4: Cascading Effects on Discourse Comprehension",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experiment 5: Self-Paced Discourse Comprehension",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Experiment 6: Clinical Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 460,
      "start_date": "2025-01-02",
      "completion_date": "2030-01-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-12",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 2,
      "location_summary": "Waltham, Massachusetts • New York, New York",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07279441"
    },
    {
      "nct_id": "NCT01781039",
      "title": "Investigation of Anatomical Correlates of Speech Discrimination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Hearing Aid fitting",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Steward St. Elizabeth's Medical Center of Boston, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 186,
      "start_date": "2013-01-01",
      "completion_date": "2019-12-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Brighton, Massachusetts",
      "locations": [
        {
          "city": "Brighton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01781039"
    },
    {
      "nct_id": "NCT03688386",
      "title": "A Language Intervention Study of Preterm Infants",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Language Development",
        "Language Delay",
        "Mother-Infant Interaction",
        "Maternal Behavior"
      ],
      "interventions": [
        {
          "name": "Reading intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Infant bonding",
          "type": "BEHAVIORAL"
        },
        {
          "name": "LENA recording",
          "type": "BEHAVIORAL"
        },
        {
          "name": "LENA linguistic feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "LENA summary",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Women and Infants Hospital of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "23 Weeks",
        "maximum_age": "31 Weeks",
        "sex": "ALL",
        "summary": "23 Weeks to 31 Weeks"
      },
      "enrollment_count": 67,
      "start_date": "2018-12-04",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03688386"
    },
    {
      "nct_id": "NCT06860152",
      "title": "Cochlear Implant Speech in Noise Processing",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Adult-Onset",
        "Speech Intelligibility",
        "Hearing Loss, Extreme"
      ],
      "interventions": [
        {
          "name": "Cochlear implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Craig D. Workman, PhD",
      "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": 150,
      "start_date": "2024-11-14",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06860152"
    },
    {
      "nct_id": "NCT06580847",
      "title": "Benefits of Choir for Older Adults With Unaddressed Hearing Loss (WP2)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Age-Related",
        "Speech Intelligibility",
        "Psychosocial Functioning"
      ],
      "interventions": [
        {
          "name": "Group Singing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Audiobook Club",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Toronto Metropolitan University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2025-04-15",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06580847"
    },
    {
      "nct_id": "NCT00261768",
      "title": "Efficacy of Digital Noise Reduction Strategies: A Hearing Aid Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Digital noise reduction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 288,
      "start_date": "2004-06",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2010-03-23",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 2,
      "location_summary": "Bay Pines, Florida • Mountain Home, Tennessee",
      "locations": [
        {
          "city": "Bay Pines",
          "state": "Florida"
        },
        {
          "city": "Mountain Home",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00261768"
    },
    {
      "nct_id": "NCT06088589",
      "title": "Speech-in-noise Perception in Autism and Fragile X",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Fragile X Syndrome"
      ],
      "interventions": [
        {
          "name": "Mismatch negativity",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "15 Years to 35 Years"
      },
      "enrollment_count": 60,
      "start_date": "2023-11-10",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-19",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06088589"
    },
    {
      "nct_id": "NCT00695162",
      "title": "Speech Intelligibility and Cognition: Are Inpatients Impaired by Noise?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Auditory Perception",
        "Memory",
        "Hearing Impairment"
      ],
      "interventions": [
        {
          "name": "quiet",
          "type": "OTHER"
        },
        {
          "name": "non-speech noise",
          "type": "OTHER"
        },
        {
          "name": "speech noise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Portland VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "88 Years",
        "sex": "ALL",
        "summary": "18 Years to 88 Years"
      },
      "enrollment_count": 84,
      "start_date": "2010-01",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-02-16",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00695162"
    },
    {
      "nct_id": "NCT03704142",
      "title": "Comparison of PSAPs in Different Maskers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Auditory Perception"
      ],
      "interventions": [
        {
          "name": "Sound World Solutions CS50+",
          "type": "DEVICE"
        },
        {
          "name": "Tweak Focus",
          "type": "DEVICE"
        },
        {
          "name": "IQ Earbuds",
          "type": "DEVICE"
        },
        {
          "name": "Bose Hearphones",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Massachusetts, Amherst",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "45 Years to 64 Years"
      },
      "enrollment_count": 48,
      "start_date": "2019-03-01",
      "completion_date": "2020-03-30",
      "has_results": true,
      "last_update_posted_date": "2022-05-17",
      "last_synced_at": "2026-09-07T10:46:27.620Z",
      "location_count": 1,
      "location_summary": "Amherst, Massachusetts",
      "locations": [
        {
          "city": "Amherst",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03704142"
    }
  ]
}