motor vehicle crashes

The annual cannabis holiday and fatal traffic crashes

BACKGROUND: Cannabis use has been linked to impaired driving and fatal accidents. Prior evidence suggests the potential for population-wide effects of the annual cannabis celebration on April 20th ('4/20'), but evidence to date is limited. METHODS: …

Would Stronger Seat Belt Laws Reduce Motor Vehicle Crash Deaths?: A Semi-Bayesian Analysis

BACKGROUND: For policy questions where substantial empirical background information exists, conventional frequentist policy analysis is hard to justify. Bayesian analysis quantitatively incorporates prior knowledge, but is not often used in applied …

420 update

Background Last fall Adam Palayew and I wrote about an interesting paper that claimed that the number of people in fatal traffic crashes increased by 12% on April the 20th. For those that don’t know, April 20th (or ‘420’) is a day of celebration of all things cannabis, with large outdoor gatherings where cannabis consumption is promoted, especially at 4:20pm.

Primary Enforcement of Mandatory Seat Belt Laws and Motor Vehicle Crash Deaths

INTRODUCTION: Policies that allow directly citing motorists for seat belt non-use (primary enforcement) have been shown to reduce motor vehicle crash deaths relative to secondary enforcement, but the evidence base is dated and does not account for …

Did the Great Recession increase suicides in the USA? Evidence from an interrupted time-series analysis

PURPOSE: Research suggests that the Great Recession of 2007-2009 led to nearly 5000 excess suicides in the United States. However, prior work has not accounted for seasonal patterning and unique suicide trends by age and gender. METHODS: We …

Trends in Socioeconomic Inequalities in Motor Vehicle Accident Deaths in the United States, 1995-2010

Motor vehicle accident (MVA) mortality has been declining overall, but little is known about trends by socioeconomic position. We examined trends in education-related inequalities in US MVA death rates from 1995 to 2010. We used mortality data from …