What the study found
The study found that problematic short-form video users showed weaker inhibitory control than matched controls. The authors link this to a more impulsive decision-making pattern, rather than to abnormal information accumulation or response bias.
Why the authors say this matters
The authors suggest these findings help explain the cognitive processes behind inhibitory control deficits in problematic short-form video users. They also state that the study offers novel implications for intervention in behavioral addictions.
What the researchers tested
The researchers compared 30 problematic short-form video users with 28 matched controls. Participants completed a go/no-go task, which measures the ability to withhold a response, and a contingency degradation task, which assesses habitual tendencies; the go/no-go data were analyzed with a drift-diffusion model, or DDM, to estimate latent information-processing mechanisms.
What worked and what didn't
Compared with controls, problematic short-form video users showed a higher false-alarm rate and lower boundary separation in the go/no-go task. There were no significant group differences in the other DDM parameters. In the contingency degradation task, they showed a stubborn ratio score during action-outcome congruence transitions, and this score correlated positively with the boundary separation index.
What to keep in mind
The abstract does not describe limitations in detail. The findings come from a relatively small sample and from the tasks and measures used in this study.
Key points
- Problematic short-form video users showed a higher false-alarm rate than matched controls.
- They also showed lower boundary separation in the go/no-go task.
- No significant group differences were found in the other drift-diffusion model parameters.
- In the contingency degradation task, problematic short-form video users showed a stubborn ratio score during action-outcome congruence transitions.
- The authors link the inhibitory control deficit to a more impulsive decision-making pattern and insensitivity to task-setting changes.
Disclosure
- Research title:
- Problematic short-form video users show more impulsive decisions
- Authors:
- Tianxiang Jiang, Tian Xie, Jiahui Li, Yixuan Cao, Simei Ou, Jiayi Zhao, Ning Ma
- Institutions:
- Chongqing City Mental Health Center, Chongqing University of Education, South China Normal University, South China Normal University, South China Normal University, South China Normal University, South China Normal University, South China Normal University, South China Normal University
- Publication date:
- 2026-02-25
- OpenAlex record:
- View
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