"They Don't Give You No Note If It's Got Fentanyl": Using Cognitive Interviews to Understand Self-report and Urine Drug Screen Discrepancies.

ABSTRACT:

Background

Fentanyl, a highly potent synthetic opioid, is now involved in the majority of drug overdose deaths in the United States. Discrepancies between substance use self-reports and urine drug screens (UDS) are common, especially when users are unaware of fentanyl adulteration.

Objectives

The objective of this study was to examine the cognitive processes underlying discrepancies between self-reported fentanyl use and UDS results, specifically focusing on participants unaware of their fentanyl exposure.

Design

This was a cross-sectional qualitative study.

Methods

This study conducted cognitive interviews with 10 participants from a larger clinical trial who tested positive for fentanyl in a UDS but reported no fentanyl use. The interviews explored participan

SUBMITTER: Watson DP 

PROVIDER: S-EPMC11783554 | biostudies-literature | 2025 Jan-Dec

REPOSITORIES: biostudies-literature