Long-term effects of PECS on social-communicative skills of children with autism spectrum disorders: a follow-up study

Final Quality and Data Extraction Decisions

Age: 

  • Birth to 35.9 months (0-2.9 years)
  • 36-71.9 months (3-5.9 years)

Domains: 

  • Communication
  • Joint attention
  • Play
  • Social

Intervention: 

  • Augmentative and alternative communication
  • Picture Exchange Communication System (PECS®)