Abstract: [Abstract] Objective: The purpose of the study was to explore the influence of age-difference on intervention of autism spectrum disorder (ASD). Methods: 101 children aged from 12-48 months newly diagnosed ASD were randomly to different intervention. The intervention data was recorded including time and methods. C-PEP and social adaptive behavior scale were used to test the development quotation (DQ) both before and after intervention. Results: The significant statistical differences were found using C-PEP scale in the professional group, while no statistical differences in the no-professional group or home intervention group. Statistical differences were found between groups in imitation, consciousness, cognition, and total DQ. Conclusions: Significant progress was made in standard intervention.

Key words: autism spectrum disorder, child, intervention