Home Tags Quest Diagnostics

Tag: Quest Diagnostics

Workforce drug testing positivity climbed to highest rate in 16 years

8/25/20--New Quest Diagnostics Drug Testing Index™ Analysis finds that marijuana positivity climbed by double digits across nearly all employee testing categories, while opiate and heroin positivity decline. Additionally, analysis of more than nine million workplace drug test results showed cocaine and methamphetamine positivity surges in Midwest. Read