The impacts of parent-mediated home-based DIR/Floortime(R) intervention on children with Autism Spectrum Disorder and their parents in the Malaysian context: A preliminary mixed methods investigation SHAMSUDINIYLIA DAYANA 2019 This thesis investigates the impact/s of parent-mediated home-based DIR/Floortime(R) intervention on children with autism-parents' interactions, children's pretend play, parents' quality of life, psychological wellbeing and parenting competence; and intervention's applicability in the Malaysian context. The findings reveal that the implementation of intervention improves child-parent interactions, children's pretend play, parental depression and anxiety as well as their parenting competence. The study demonstrates that parent-mediated home-based DIR/Floortime(R) intervention is practical to use by Malaysian parents.