Tag: DTI

News

The Wall Street Journal reports rising workplace drug use

June 15, 2015 By

The Wall Street Journal reports that U.S. workers testing positive for drugs is increasing, citing new data from Quest Diagnostics.

Illicit drugs

Drug positivity rates in D.C. arrestees decline

June 8, 2015 By

Data from the Pretrial Services Agency report reveals that the drug positivity rate in D.C. arrestees declined from 49 percent to 27 percent since 2006.

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.