Fig. 1

Flowchart of participant recruitment. SEM: Structural equation model. CHAT-23: the Checklist for Autism in Toddlers. CABS: the modified Chinese version of the Clancy Autism Behavior Scale
Flowchart of participant recruitment. SEM: Structural equation model. CHAT-23: the Checklist for Autism in Toddlers. CABS: the modified Chinese version of the Clancy Autism Behavior Scale