A Study to Analyze Symptoms Prevalent in Early PD (Dysphonia, Tremor)
Public ClinicalTrials.gov record NCT04288804. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Study to Analyze Features of Dysphonia and Tremor in PD Patients to Aid in the Development of an Accurate Diagnostic Tool for Early-Detection of PD
Study identification
- NCT ID
- NCT04288804
- Recruitment status
- Not listed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- Goalspal LLC
- Other
- Enrollment
- 1,000 participants
Conditions and interventions
Conditions
Interventions
- Smartphone microphone sensor Device
- Smartphone accelerometer sensor Device
Device
Eligibility (public fields only)
- Age range
- Not listed
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 25, 2020
- Primary completion
- Dec 25, 2023
- Completion
- Dec 25, 2023
- Last update posted
- Aug 2, 2022
2020 – 2023
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Goalspal LLC | Pleasanton | California | 94566 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04288804, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 2, 2022 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04288804 live on ClinicalTrials.gov.