Tag: Drug Testing Index

Hair testing

Drug Testing Index with hair testing

November 20, 2009 By

New data released today by Quest Diagnostics Incorporated (NYSE: DGX), the nation's leading provider of employment-related drug testing services.


USA today runs DTI article

November 20, 2009 By

On November 20, 2009, Quest Diagnostics published our first Drug Testing Index TM with hair testing data.

Online Solutions

Online newsletters

August 4, 2009 By

Our eNewsletter covers a broad range of drug testing, wellness and general employee screening topics.

Drug Testing

Random testing deters drug use

July 29, 2009 By

In the federally mandated workforce, the drug positivity rate is far lower than the rate of positivity among job applicants in that same workforce.