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Cue-reactivity in behavioral addictions: A meta-analysis and methodological considerations
Katrin Starcke1,2, Stephanie Antons1,2, Patrick Trotzke1,2
11 Department of General Psychology: Cognition and Center for Behavioral Addiction Research (CeBAR), University of Duisburg-Essen , Duisburg, Germany.
Journal of Behavioral Addictions
|May 24, 2018
Summary
This meta-analysis confirms that cue-reactivity is present in behavioral addictions like gambling and gaming. Individuals with these disorders show heightened responses to addiction-related cues compared to controls.
Area of Science:
- Behavioral Addiction Research
- Neuroscience of Addiction
- Psychology of Addictive Behaviors
Background:
- Cue-reactivity paradigms are increasingly used to study behavioral addictions.
- Understanding cue-reactivity is crucial for developing effective interventions.
Purpose of the Study:
- To systematically analyze learning-based cue-reactivity in behavioral addictions through a meta-analysis.
- To compare cue-reactivity in individuals with gambling, gaming, and buying disorders versus control groups.
Main Methods:
- Included 18 studies (29 data sets, 510 participants) using cue-reactivity paradigms.
- Compared subjective, physiological, electroencephal (EEG), and neural responses to addiction-relevant cues.
- Analyzed responses in patients with behavioral addictions versus control participants and versus control cues.
Main Results:
- Individuals with behavioral addictions exhibited significantly higher subjective and physiological/EEG cue-reactivity compared to controls.
- Elevated neural activation was observed in brain regions including the caudate nucleus and inferior frontal gyrus.
- Patients showed heightened subjective and physiological/EEG cue-reactivity towards addiction-relevant cues compared to control cues, with associated neural activation patterns.
Conclusions:
- Cue-reactivity is a significant factor in behavioral addictions, similar to substance-use disorders.
- Findings highlight the presence of cue-reactivity in gambling, gaming, and buying disorders.
- Future research should distinguish between cue-reactivity in addictive behaviors and functional excessive behaviors.
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