The ratio of blood-alcohol concentration (BAC) to breath-alcohol concentration (BrAC) was determined for 799 individuals apprehended for driving under the influence of alcohol (DUI) in Sweden. The BrAC was determined with an infrared analyzer (Intoxilyzer 5000S) and venous BAC was measured by headspace gas chromatography. The blood samples were always taken after the breath tests were made and ...

Ignition interlocks are effective in reducing recidivism among driving while intoxicated (DWI) offenders while installed on their vehicles. However, the devices are not widely used in the USA. This survey gauged public support for requiring ignition interlocks for all convicted DWI offenders including first-time offenders. 69% of respondents supported such a policy. Support was lowest (38%) amo...

interpreter for logic programs Input: a goal G and a program P Output: an instance of G that is a logical consequence of P, or no otherwise. Algorithm: 1 2 3 4 5 6 7 8 9 initialize the resolvent to G. while the resolvent is not empty do choose a goal A from the resolvent choose a (renamed) clause A’ B1, ..., Bn from P such that A and A’ unify with MGU Θ. (if no such goal and clause exist, exit ...

Over the past decade there has been little decrease in the number of alcohol-related driving fatalities. During this time most interventions have been educational or legal. This paper presents the results of a field experiment that used social marketing to introduce a new ride program into three rural communities. Almost all people in the 21-34-year-old target know that they should not drive wh...