Collective Motivational Interviewing (CMI) for Adolescents With Internet Gaming Disorder

Inclusion Criteria

• •Aged between 10-16
• •Probable IGD condition screened by the Internet Gaming Disorder Scale-Short-Form (IGDS9-SF) reaching the cut-off value at 21, those at high risk of having IGD but no IGD cases with clinical diagnosis, although the symptoms measured by IGDS9-SF are equivalent to DSM-5 IGD criteria)
• •Hong Kong ID card holder
• •Chinese speaking
• •Student identity
• •Possessing an electronic mobile device or computer
• •Willingness to participate in the intervention/control group and complete four surveys (baseline, post-intervention, 3-month follow-up, and 6-month follow-up)
• •Can nominate a CSO (e.g., parents) \[client's autonomy is a critical factor to facilitate motivation posited by the self-determination theory (Ryan \& Deci, 2020) (9) to obtain informed consent and parental consent
• •Aged greater than 18 years
• •Having a close relationship with the adolescent with probable IGD (as rated by participants being generally supportive of the participants)
• •Being willing to participate in the present study and provide informed consent