Fig. 2.

Effects of PRT and Regular Training on Language Functions in Autistic Children. Note. The PRT group showed significant, generalizable, and sustainable improvements in a mand, b tact, c echoic, and d listener responding, compared to the control group. The horizontal solid brackets indicate the significant results between different phases in the PRT group. The horizontal dotted brackets indicate the significant results between different phases in the control group. The vertical solid brackets indicate the significant findings between group in each phrase. Language functions were measured using the Chinese version of the VB-MAPP. The intervention and generalization assessments occurred in Week 10. The maintenance assessment occurred in Week 13. PRT Pivotal response training