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Shared and Unique Patterns of Dysregulated Dual Systems Between Adolescent Problematic Video Gaming and ADHD.
Ruijuan Wu1, Kunru Song2, Yishan Shen3
1Faculty of Psychology, Beijing Normal University, Beijing, China.
Dual-systems models explain problematic video gaming (PVG) and ADHD by examining reward sensitivity (RS) and inhibitory control (IC). Greater imbalance between RS and IC is linked to more severe PVG and ADHD symptoms.
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Area of Science:
- Neuroscience
- Psychology
- Developmental Science
Background:
- Problematic video gaming (PVG) and Attention-Deficit/Hyperactivity Disorder (ADHD) share etiological pathways.
- Dual-systems models propose reward sensitivity (RS) and inhibitory control (IC) explain this association.
- Limited empirical data exists on specific dual-system mechanisms in PVG and ADHD.
Purpose of the Study:
- To test whether RS, IC, and their imbalance predict PVG and ADHD symptoms.
- To investigate shared and unique dual-system mechanisms underlying PVG and ADHD.
- To explore differences in imbalance configurations between PVG and ADHD.
Main Methods:
- Analysis of two waves of data from 10,973 adolescents (aged 12-14) from the ABCD study.
- Utilized cross-lagged panel models (CLPM) to assess temporal relationships.
- Employed Response Surface Analysis (RSA) to examine dual-system imbalance effects.
Main Results:
- RS predicted subsequent IC; IC predicted subsequent ADHD; ADHD predicted subsequent PVG, partially supporting initial hypotheses.
- Greater imbalance between RS and IC was associated with increased PVG and ADHD symptom severity.
- RSA revealed shared and disorder-specific imbalance patterns, with RS linearly linked to PVG and curvilinearly to ADHD.
Conclusions:
- Dual-systems imbalance is a significant factor in both PVG and ADHD.
- Specific configurations of RS and IC imbalance show distinct associations with PVG and ADHD.
- Findings offer insights for early identification and intervention strategies for at-risk youth.

