Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of rear-end accident probabilities for non-distracted and distracted driving conditions with different time headways and LV deceleration rates. (a) Comparison of rear-end accident probability between speech-based texting and no phone use; (b) comparison of rear-end accident probability between handheld texting and no phone use.
