Effects of a cellphone app on young drivers' behavior

Randomized Trial on Mobile Technology and Young Drivers' Cellphone Use

Not applicable Interventional Nationwide Children's Hospital · NCT05163119

This study tests whether a cellphone-blocking app can help young drivers aged 18-24 drive safer by reducing their phone use while driving.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment1200 (estimated)
Ages18 Years to 24 Years
SexAll
SponsorNationwide Children's Hospital Academic / other
Locations1 site (Columbus, Ohio)
Trial IDNCT05163119 on ClinicalTrials.gov

What this trial studies

This study evaluates the impact of a cellphone-blocking app and a driving mode intervention on the driving behavior of young adults aged 18-24. A total of 1200 participants will be randomly assigned to one of three groups for a duration of six months. The researchers aim to assess how these interventions affect cellphone use while driving and the occurrence of high-risk driving events. The study will provide insights into the effectiveness of mobile technology in promoting safer driving habits among young drivers.

Who should consider this trial

Good fit: Ideal candidates for this study are young adults aged 18-24 who frequently use their cellphones while driving and reside in the Greater Columbus area.

Not a fit: Patients who are under 18 years of age or those who do not regularly drive may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved driving safety and reduced accidents among young drivers by minimizing cellphone distractions.

How similar studies have performed: Other studies have shown promising results with similar interventions aimed at reducing cellphone use while driving, indicating potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adults 18-24 years of age at time of recruitment
* Must have ownership and exclusive access to a passenger vehicle
* Must have car insurance with at least state-minimum coverage
* Must live in Greater Columbus (Ohio) area
* Must drive at least 2 days a week on average
* Must have functioning iPhone or Android smartphone with an active phone service account (Ex: Verizon, AT\&T, etc.)
* Must self-report handheld calling or texting while driving (≥ 1 time/week)
* Must not be enrolled in another driving-related research study during the study period.
* Must be willing to be randomized and comply with study requirements
* Must have no plans to change cellphones or vehicles in next 6 months or agree to transfer FleetSafer app/DriveCam if they change cellphones or vehicles
* Must speak and read English

Exclusion Criteria:

* Drivers under 18 years of age
* Drivers holding learner's permits
* Drivers who share a vehicle with a family member or others
* Infrequent drivers (Drive 2 days a week or less)
* Participants from the pilot R21 project
* Current users of a cellphone-blocking app or driving mode who do not agree to uninstall/de-activate the app for the duration of participation in the study
* Current users of a car insurance monitoring device (physical device or app)

Where this trial is running

Columbus, Ohio

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cell Phone UseAutomobile DrivingTextingDrivingMobile Technology
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.