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Can we stop the #1 killer of teens? new study aims to prevent car crashes

NCT ID NCT03639753

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Aug 07, 2026 · Updated 1 time

Summary

This study looks at ways to help teen drivers stay safe on the road. Car crashes are the top cause of death for teens. Over 2,200 teens and their parents will test new strategies to reduce accidents. The goal is to find clear methods that prevent crashes and save lives.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

2,216 people

The number who actually took part.

Started

Aug 2021

Expected to finish

Aug 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

16 to 17 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Teens between 16 and 17 years and 4 months (17.33 years) of age * Pennsylvania state learner's permits * Will have their Pennsylvania state learner's permit for at least 6 months (self-report) * Self-report of less than 10 hours of behind-the-wheel driving experience. * Teen and parent/caregiver fluent in written and spoken English * Access to at least one practice vehicle * Email address and internet access to complete study procedures Exclusion Criteria: * Teens with self-reported or parent reported (of teen's) visual, medical, or physical impairments that would require a handicap placard or assistive device to drive. * Teens with pervasive developmental delays * Have a sibling enrolled in this study * Enrolled in other teen driving studies

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of Pennsylvania

    Philadelphia, Pennsylvania, 19104, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.