Association between travel length and drug use among Brazilian truck drivers.

Objective: To investigate whether the use of the stimulants amphetamines and cocaine by truck drivers in Brazil was related to travel length.

Methods: Truck drivers were randomly stopped by the Federal Highway Police on interstate roads in Sao Paulo State during morning hours from 2008 to 2011 and invited to participate in the project "Comandos de Saúde nas Rodovias" (Health Commands on the Roads). Participants were asked about the use of drugs, travel distance, and age, and gender was recorded.

[Amphetamine use by truck drivers on highways of Sao Paulo State: a risk for the occurrence of traffic accidents?].

The use of amphetamines in Brazil is common among truck drivers, which may be an important factor in the occurrence of traffic accidents. This article seeks to estimate the prevalence of amphetamine use among truck drivers. Drivers (N = 134) were stopped on two different highways in Sao Paulo state and they were asked to answer a questionnaire and provide a urine sample for toxicological analysis.