The rate of substituted or invalid drug tests — an indication of tampering to hide drug use — rose more than six-fold in 2023 versus the prior year, according to a Quest Diagnostics analysis of 9.8 ...

According to a Quest Diagnostics Drug Testing Index Analysis that was published on May 18, post-accident workplace drug testing hit an all-time high in 2022. Last year, 7.3% workforce drug urine ...

Quest Diagnostics, the world’s leading provider of diagnostic information services, on Monday said demand for COVID-19 tests “continues to outpace” capacity. Demand for molecular testing is highest in ...

AUSTIN (KXAN) — A new report from Quest Diagnostics, a diagnostic testing and health information services provider, revealed the percentage of employed people who test positive for fentanyl in random ...

Amid Widespread Recruiting and Retention Challenges, Drug Positivity Increases in Post-Accident Tests at a Faster Rate Than Pre-Employment Tests for Cocaine, Marijuana, Opiates and Oxycodones SECAUCUS ...

Overall Drug Positivity Holds Steady at Historically High Rates while Marijuana Positivity Continued Upward Climb in the General U.S. Workforce Marijuana Positivity in the General U.S. Workforce ...

More Americans are failing drug tests because of pot than ever before, and the solutions to the problem range from blaming legalization to dropping drug testing for pot altogether. Quest Diagnostics ...

According to a new Quest Diagnostics study, employers saw the highest rate of positive workforce drug test results since 2003. As expected, marijuana was the most detected drug, including in states ...

Quest Diagnostics now offers two consumer-initiated and physician-ordered COVID-19 diagnostic test options for active COVID-19 infection, according to a release. The testing kit can be purchased ...

SECAUCUS, N.J., April 11, 2019 /PRNewswire/ -- The rate of workforce drug positivity hit a fourteen-year high in 2018, according to a new analysis released today by Quest Diagnostics (NYSE: DGX), the ...

According to a study conducted by Quest Diagnostics Inc DGX, drug use among American employees, as measured by the percentage of employees who tested positive in urine drug tests, hit a 14-year high ...