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.
Road traffic accident data from Statistics Norway for the period 2001 to 2009 involving personal injury: accident rate per 100,000 inhabitants, and deaths per 100 accidents with personal injury per year for each study area. * Statistically significant difference between study areas (p < 0.05).
