Tag: DTI

News

Illicit drug test positivity rate increases

June 3, 2015 By

The percentage of American workers testing positive for illicit drugs has increased for the second consecutive year according to Quest Diagnostics.

News

Series: Assessing drug use trends in the United States – Amphetamines

April 17, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Series: Assessing drug use trends in the United States – Heroin

April 9, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Series: Assessing Drug Use Trends in the United States – Cocaine

April 3, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Series: Assessing drug use trends in the United States – Marijuana

March 27, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

News

Marijuana use associated with increased impulsivity and hostility

March 22, 2015 By

A recent study conducted by the Yale School of Medicine analyzed the changes in impulsivity and hostility of recreational marijuana users.

News

Series: Assessing drug use trends in the United States

March 17, 2015 By

Join us over the next several weeks as we use several renowned sources to compare and contrast the latest trends in drug use.

Hair testing

Hair testing and the Drug Testing Index

December 10, 2014 By

Compared to other drug test specimen types like urine and oral fluid, hair testing is often preferred for evaluating long-term patterns of drug use.

News

Reducing risk with workplace drug testing

December 8, 2014 By

A new infographic helps to highlight why drug testing is important for employers to remain vigilant as they work to keep their workplaces drug free.

Oral Fluid testing

Detection of recent marijuana use continues to increase significantly in oral fluid testing

November 20, 2014 By

Data from the Quest Diagnostics Drug Testing Index shows that the detection of marijuana in oral fluid has increased for the second consecutive year.