Drug Positivity Rates Of US Employees Subjected to Urine Drug Tests, by Worker Category
According to Quest Analytics, the drug positivity rates for US employees subjected to urine drug tests are:
Federally Mandated Safety-Sensitive Workforce: 1.7%
General US Workforce: 4.3%
Combined US Workforce: 3.7%
"Workforce Drug Test Positivity Rate Increases for the First Time in 10 Years, Driven by Marijuana and Amphetamines, Find Quest Diagnostics Drug Testing Indextm Analysis of Employment Drug Tests," Quest Diagnostics, September 11, 2014, last accessed March 6, 2015.
"Drug Use Among American Workers Declined 74% Over Past 25 Years, Finds Unprecedented Analysis of More Than 125 Million Workplace Urine Drug Tests," Quest Diagnostics, November 18, 2013. Last accessed March 6, 2015.