Table 4 Correlation between the importance and the performance of problem behavior intervention strategies (Unit: Frequency (%))

Item	n	Correlation	p
Antecedent-based intervention	127	.536	.000
Differential reinforcement	127	.505	.000
Discrete trial training	127	.387	.000
Extinction	127	.561	.000
Modeling	127	.537	.000
Prompt	127	.612	.000
Reinforcement	127	.672	.000
Response interruption/redirection	127	.454	.000
Script intervention	127	.490	.000
Task analysis	127	.559	.000
Video modeling	127	.380	.000
Time delay	127	.575	.000
Pitvotal response training	127	.550	.000
Self management	127	.405	.000
Social skills training	127	.537	.000
Visual support	127	.608	.000
Functional Communication	127	.339	.000
Picture exchange communication system	127	.454	.000
Functional behavior assessment	127	.281	.001