A preliminary study on screening prevalence of pervasive developmental disorder in schoolchildren in Iran.

@article{Ghanizadeh2008APS,
  title={A preliminary study on screening prevalence of pervasive developmental disorder in schoolchildren in Iran.},
  author={Ahmad Ghanizadeh},
  journal={Journal of autism and developmental disorders},
  year={2008},
  volume={38 4},
  pages={759-63}
}
To study prevalence rates of pervasive developmental disorder (PDD) symptoms and differences between subtypes in school age Iranian children. A random sample of 2,000 school age children from both genders was selected. A parent-completed, DSM-IV-referenced rating scale of PDD symptoms was used. About 1.9% of the sample obtained screening cutoff scores for probable autistic disorder and 0.5 for probable asperger's disorder. The rate of probable PDD was not more in girls than the boys. The rate… CONTINUE READING
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