Tag: Dr. Barry Sample

News

First-ever analysis of industry-specific drug testing data

December 19, 2018 By

Workforce drug positivity rises by double-digits in almost one-third of U.S. industry sectors examined, according to new Quest Diagnostics analysis.

Marijuana

Common questions about marijuana

July 12, 2018 By

Our experts answer common questions about marijuana related to science, drug testing, workplace policies, and state marijuana laws.

Webinars

Webinar: Weeding out the facts recap

February 21, 2017 By

Laws do not require employers to accommodate on-duty drug use or prohibit taking action if an employee is working under the influence of marijuana.

By the Numbers

Data shows escalating drug use in the U.S. workforce

January 24, 2017 By

Typically, there is at least 30 percent more self-reported drug use by people who work for an employer without a drug testing program.

By the Numbers

Post-accident positivity climbs among American workers

January 4, 2017 By

Quest Diagnostics Drug Testing Index data shows a significant increase in positive post-accident drug tests in the American workforce.

Hair testing

Ask the experts: Effects of hair treatments on drug test results

June 27, 2016 By

Some employers who use hair drug testing as part of their workplace drug testing program ask if hair products can have an impact on their drug test results.

Oral Fluid testing

THC drug recovery and stability using Oral-Eze

October 20, 2015 By

New data shows that Oral-Eze oral fluid testing provides consistent, reproducible drug recovery and stability of THC (marijuana) from collection to lab testing.

News

Drug testing trends video

August 14, 2015 By

A new video highlights key findings from the “Drug Testing Trends” session presented by Dr. Barry Sample at the annual DATIA conference. Watch now.

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.

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.