Table 2.

Literature coding scheme table.

Theme	Extract elements
Research description item	First author of the literature, year
Research subject	Sample size (0–50 people, 50–100 people, ≥100 people)
Intervention duration	Intervention frequency (high-frequency, low-frequency, medium-frequency), Intervention Duration (≤3 weeks, 3–6 weeks, 6–9 weeks, 9–12 weeks, 12–18 weeks)
Study design	Non-Randomized Controlled Trial (NRCT), Randomized Controlled Trial (RCT), Single-Group Pre-Post Design (PREPOST)
Gamification elements	Primary indicators	Secondary indicators
	Dynamic elements	Personalization (EP), Rewards (ER), Collaboration (EO), Interaction (EN), Robot (EH)
	Contextual elements	Real-life Situations (EL) Narrative (ET)
	Construct elements	Feedback (EF), Monitoring (ES), Imitation (EI), Level Design (EC), Challenge (EB), Dynamic Adjustment (ED)
	Other	Parent Involvement (EA)
Intervention goals	Emotion regulation and emotional disorders	Emotion Recognition and Expression (DE), Anxiety (DN)
	Social interaction and communication	Social Skills (DS), Communication Skills (DC), Interaction (DI), Daily living skills (DD)
	Computational science	Attention (DA)
Measurement tool categories	Survey Questionnaire (SURV), Scale (SCALE), Behavioral Observation (OBSERVE), Hardware Device (DEVICE), Behavioral Performance (BEHAVE), test (TEST)
AI technology	Machine Learning (TM), Dynamic Adjustment (TD), Deep Learning (TL), Neural Feedback (TS), Adaptive Learning Technology (TA), Computer Vision (TV)