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Related Experiment Video

Updated: May 10, 2025

Investigating Drivers of Antireward in Addiction Behavior with Anatomically Specific Single-Cell Gene Expression Methods

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Published on: August 4, 2022

Development of the Gamma-Hydroxybutyrate Withdrawal Symptom Questionnaire.

Amber M L Wood^1,2,3, Arnt F A Schellekens^1,2, Boukje A G Dijkstra^2,3,4

¹Department of Psychiatry, Radboudumc, Nijmegen, The Netherlands.

European Addiction Research

|April 20, 2025

Summary

A new 16-item GHB Withdrawal Symptoms Questionnaire (GWSQ) was developed to monitor gamma-hydroxybutyrate (GHB) withdrawal. This concise scale aids in managing severe GHB dependence during detoxification.

Keywords:

Detoxification Gamma-hydroxybutyrate Questionnaire Withdrawal

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Published on: January 17, 2025

Area of Science:

Addiction Medicine
Psychometrics
Pharmacology

Background:

Gamma-hydroxybutyrate (GHB) dependence is linked to severe withdrawal syndromes.
Effective monitoring of GHB withdrawal is crucial due to rapid symptom escalation.
A specific, concise scale for GHB withdrawal assessment is currently unavailable.

Purpose of the Study:

To develop a concise, GHB-specific withdrawal scale for monitoring patients undergoing detoxification.
To create a reliable instrument for assessing subjective GHB withdrawal symptoms.

Main Methods:

Utilized monitoring data from 285 patients with GHB use disorder (GUD) undergoing inpatient detoxification.
Applied a six-step plan for shortening measurement scales, including principal component analysis (PCA).
Selected items based on factor loadings (>0.4) and clinical relevance, comparing psychometric properties of candidate lists.

Main Results:

Principal component analysis identified eight components.
Five candidate lists of varying lengths (8, 9, 16, 27 items) were generated.
A 16-item list demonstrated good psychometric properties (validity, reliability) and clinical relevance.

Conclusions:

Recommends the novel 16-item GHB Withdrawal Symptoms Questionnaire (GWSQ) for monitoring GUD detoxification.
Suggests further evaluation of the GWSQ's clinical validity and practical utility.