Drug Use at Work at Highest Rate in 12 Years

(Claims Journal, May 18) The rate of positive drug tests among American workers is at its highest in 12 years, according to data from the Quest Diagnostics Drug Testing Index. The analysis was based on more than 10 million test results.

Specifically, there was a rise in cocaine, marijuana and methamphetamine use, according to test data. Cocaine positive tests increased 12 percent from 2015 to 2016; marijuana positive tests increased almost 75 percent from 2013 to 2016, and positive tests for methamphetamine increased 64 percent between 2012 to 2016.

After years of increase, the rate of positive heroin tests held steady in 2016. Read more.