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Terminated No phase listed Observational Accepts healthy volunteers

The Rise of Ride Sharing Companies and Trends in Impaired Driving Accidents

ClinicalTrials.gov ID: NCT04564599

Public ClinicalTrials.gov record NCT04564599. 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.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 9:29 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

The Rise of Ride Sharing Companies and Trends in Impaired Driving Accidents.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This will be a retrospective study with data collected from the trauma registry. We plan to complete the data collection and analysis by 12/31/2020. Data on ride sharing will be obtained from the Uber and Lyft websites. Data pertaining to number of alcohol- and drug-related motor vehicle (and auto-ped) collisions will be obtained from the Texas Department of Transportation website, the National Highway Traffic Safety Administration, the Shared-Use Mobility Center (SUMC) and the Transformation of Public Transit, the Texas A\&M Transportation Institute, Texas Department of Public Safety, and the U.S. Department of Transportation website (or equivalent). Sexual assault data will be obtained as available the Sexual Assault Nurse Examiner (SANE) database as well as from Turning Point Rape Crisis Center and surrounding hospitals in the Dallas area as well as the Uber report for sexual assaults.

Study identification

NCT ID
NCT04564599
Recruitment status
Terminated
Study type
Observational
Phase
Not listed
Lead sponsor
Methodist Health System
Other
Enrollment
100 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Jul 5, 2023
Primary completion
Jun 5, 2025
Completion
Jun 5, 2025
Last update posted
Mar 22, 2026

2023 – 2025

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Methodist Dallas Medical Center Dallas Texas 75203

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 NCT04564599, 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 Mar 22, 2026 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04564599 live on ClinicalTrials.gov.

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