N/A N=35 Randomized Diagnostic

Way to Safety Cellphone Blocking

Teen Drivers · Motor Vehicle Accident

Bottom Line

View on ClinicalTrials.gov: NCT02416713 ↗

Enrolled (actual)

Serious AEs

0.0%

Results posted

Feb 2019

Primary outcome: Primary: Change in Frequency of Cellphone Unlocks — 0.26; 0.52; -0.95; 1.08 Phone unlocks per hour — p=0.12

Study Design & Population

Study type: Interventional
Phase: N/A
Interventions: Cellcontrol DriveID (Device); Education Only (Other)
Age: Pediatric · 16+ yrs
Sex: All
Sponsor: Children's Hospital of Philadelphia
Primary completion: Mar 2017

Outcome Measures

Outcome	Result	p-value
PRIMARY Change in Frequency of Cellphone Unlocks	0.26; 0.52; -0.95; 1.08	0.12

Summary

Research participants will be recruited to take part in a randomized control trial. Participants' cellphone use will be observed during an initial baseline period. Participants will then be randomly assigned to one of four conditions: education only (control), opt-in blocking, opt-out blocking, and opt-out blocking with parental notification.

Eligibility Criteria

Inclusion Criteria

High school student
16 or 17 at start of the study
Have a valid driver's license
Lives in parent's/guardian's home
Drives to school
Primarily drive one car
Has their own iPhone 4S or newer or Android 4.3 or newer smartphone with data plan
Parent/guardian is willing to assist with installation
Admit to texting while driving >1 time in the last 30 days

Exclusion Criteria

Already uses a smartphone app or hardware device to limit cellphone use while driving

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT02416713). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.