Marijuana Marijuana continued double-digit year-over-year increases in the general U.S. workforce, with lower positivity rates in states with only medical marijuana use or no form of legalized marijuana. (Photo: Shutterstock)

Although the number of positive workforce tests for most drugs declined or remained flat during the pandemic, positive tests for marijuana were up.

"Driven largely by surging rates of marijuana general U.S. workforce positives and steady rates of amphetamines positives, the rate of drug positivity remained stubbornly high despite seismic shifts to the workplace caused by the COVID-19 pandemic," said Barry Sample, Ph.D., senior director of science and technology for Quest Diagnostics. "However, as we see upticks in hiring and many employees returning to the workplace, it is important that employers consider workforce drug testing as a way to keep the workplace, their customers and the community safe."

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