Table 1.

Contents of the metaverse-based social skills training program.

Week	Session	Goal	Content
1	Introduction and preneuropsychological test (offline)	Orient the participants to the program	Explaining the process involved in the program and the basic rules and the use of the wearable device Preneuropsychological evaluation
2	Being a Good Sportsman 1(internet): awareness of the need for rules and results	Learn and develop the right behavior for replacing inappropriate behavior; avoid uncontrolled negative behavior to achieve positive behavior	Subject and modulator introducing themselves to each other Self-introduction by team Forming rules Playing sports games in metaverse Giving session feedback and homework
3	Being a Good Sportsman 2 (internet): understanding the situation and participating in team activities	Learn social understanding by noticing situations and conflicts that occur during team activities	Greeting therapists and participants Checking the homework from the last session Reminding rules Playing sports games in metaverse Giving session feedback and homework
4	Being a Good Sportsman 3 (internet): responding appropriately to negative behavior experiences and negative emotions	Learn to accept the result of rule violations, failures, etc experienced in team activities and understand appropriate emotional response	Greeting therapists and participants Checking the homework from the last session Educating and practicing negative emotion acceptance and coping skills Playing sports games in metaverse Giving session feedback and homework
5	Being a Good Sportsman 4 (internet): knowing and accepting individual differences	To be able to recognize the characteristics of other team members and accept similarities and differences with friends while working as a team	Greeting therapists and participants Checking the homework from the last session Educating and practicing “knowing and accepting” skills. Playing sports games in metaverse Giving session feedback
6	Neuropsychological test (offline)	Conducting postneuropsychological evaluation	Postneuropsychologital evaluation: K-SCQa SRS 2b K-CBCLc K-VABS-2d SCL-Re CDIf RCMASg

^aK-SCQ: Korean Version of the Social Communication Questionnaire.

^bSRS-2: Social Responsiveness Scale-2

^cK-CBCL: Korean version of the Child Behavior Checklist.

^dK-VABS-2: Korean version of the Vineland Adaptive Behavior Scale-2.

^eSCL-R: Symptom Checklist-Revision.

^fCDI: Children’s Depression Inventory.

^gRCMAS: revised Children’s Manifest Anxiety Scale