{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=LENA+Recorder",
    "query": {
      "intervention": "LENA Recorder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T13:18:02.148Z",
  "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": "NCT03390348",
      "title": "An In-home Observational Study to Compare Infant Crying and Fussing Parameters Documented by the LENA Recorder With Those Documented Via Parental E-diaries",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Crying",
        "Fussy Infant (Baby)"
      ],
      "interventions": [
        {
          "name": "LENA Recorder",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Danone Asia Pacific Holdings Pte, Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "15 Weeks",
        "sex": "ALL",
        "summary": "Up to 15 Weeks"
      },
      "enrollment_count": 12,
      "start_date": "2017-11-22",
      "completion_date": "2018-05-22",
      "has_results": false,
      "last_update_posted_date": "2018-08-17",
      "last_synced_at": "2026-09-06T13:18:02.148Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03390348"
    },
    {
      "nct_id": "NCT04267302",
      "title": "Baby Item Learning and Development Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant Development"
      ],
      "interventions": [
        {
          "name": "Baby Bouncer",
          "type": "OTHER"
        },
        {
          "name": "Infant t-shirts with Language Environment Analysis (LENA) audio recorders",
          "type": "OTHER"
        },
        {
          "name": "Baby Carrier",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2020-02-07",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-06T13:18:02.148Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04267302"
    },
    {
      "nct_id": "NCT04031326",
      "title": "Randomized Trial of LENA Home in A Home Visiting Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parent-Child Relations",
        "Language Development"
      ],
      "interventions": [
        {
          "name": "LENA Home",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "9 Months",
        "sex": "ALL",
        "summary": "6 Months to 9 Months"
      },
      "enrollment_count": 31,
      "start_date": "2019-04-01",
      "completion_date": "2020-02-01",
      "has_results": false,
      "last_update_posted_date": "2021-08-09",
      "last_synced_at": "2026-09-06T13:18:02.148Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04031326"
    }
  ]
}