International Journal of School Health

Published by: Kowsar

The Prevalence of Specific Language Impairment in 6-Year-Old Persian-Speaking Children in Shiraz City, Iran, 2015

Mohammad Majid Oryadi-Zanjani 1 , Maryam Vahab 1 , * , Javad Rasouli 2 , Fatemeh Mohammadi 1 and Motahare Firouzi-Parizi 1
Authors Information
1 Department of Speech Therapy, Shiraz University of Medical Sciences, Shiraz, IR Iran
2 Department of Epidemiology, Urmia Universiry of Medical Sciences, Urmia, IR Iran
Article information
  • International Journal of School Health: July 01, 2016, 3 (3); e31841
  • Published Online: July 1, 2016
  • Article Type: Research Article
  • Received: July 27, 2015
  • Revised: August 31, 2015
  • Accepted: September 13, 2015
  • DOI: 10.17795/intjsh-31841

To Cite: Oryadi-Zanjani M M, Vahab M, Rasouli J, Mohammadi F, Firouzi-Parizi M. The Prevalence of Specific Language Impairment in 6-Year-Old Persian-Speaking Children in Shiraz City, Iran, 2015, Int J School Health. 2016 ; 3(3):e31841. doi: 10.17795/intjsh-31841.

Copyright © 2016, Shiraz University of Medical Sciences. This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License ( which permits copy and redistribute the material just in noncommercial usages, provided the original work is properly cited.
1. Background
2. Objectives
3. Patients and Methods
4. Results
5. Discussion
  • 1. Norbury CF, Tomblin JB, Bishop DVM. Understanding Developmental Language Disorders. 2008;
  • 2. Tomblin JB, Records NL, Buckwalter P, Zhang X, Smith E, O'Brien M. Prevalence of specific language impairment in kindergarten children. J Speech Lang Hear Res. 1997; 40(6): 1245-60[PubMed]
  • 3. Bishop DVM, Leonard LB. Speech and language impairments in children. 2000;
  • 4. Moyle J, Stokes SF, Klee T. Early language delay and specific language impairment. Dev Disabil Res Rev. 2011; 17(2): 160-9[DOI][PubMed]
  • 5. Tomblin JB, Smith E, Zhang X. Epidemiology of specific language impairment: prenatal and perinatal risk factors. J Commun Disord. 1997; 30(4): 325-43[PubMed]
  • 6. Schwartz RG. Handbook of child language disorders. 2009;
  • 7. Tomblin JB, Records NL, Zhang X. A system for the diagnosis of specific language impairment in kindergarten children. J Speech Hear Res. 1996; 39(6): 1284-94[PubMed]
  • 8. Maxwell DL, Satake E. Research and statistical methods in communication sciences and disorders. 2006;
  • 9. Bishop DV. Ten questions about terminology for children with unexplained language problems. Int J Lang Commun Disord. 2014; 49(4): 381-415[DOI][PubMed]
  • 10. Kasper J, Kreis J, Scheibler F, Moller D, Skipka G, Lange S, et al. Population-based screening of children for specific speech and language impairment in Germany: a systematic review. Folia Phoniatr Logop. 2011; 63(5): 247-63[DOI][PubMed]
  • 11. Villanueva P, de Barbieri Z, Palomino HM, Palomino H. [High prevalence of specific language impairment in Robinson Crusoe Island. A possible founder effect]. Rev Med Chil. 2008; 136(2): 186-92[PubMed]
  • 12. Oryadi-Zanjani MM, Vahab M, Rasouli J, Ashkbousi R, Barpoosh N. The Prevalence of Specific language Impairment in 5-year-old Persian-Speaking Children in Shiraz City of Iran – 2015. J Rehabil Sci Res. 2015; 4: 93-96
  • 13. Mohammadi M, Sadollahi A, Ghorbani R. Prevalence of specific language impairment in 5 year-old children of an Iranian. Koomesh. 2014; 15(2): 182-90
  • 14. Kazemi Y, Stringer H, Klee T. Study of child language development and disorders in Iran: A systematic review of the literature. J Res Med Sci. 2015; 20(1): 66-77[PubMed]
  • 15. St Clair MC, Pickles A, Durkin K, Conti-Ramsden G. A longitudinal study of behavioral, emotional and social difficulties in individuals with a history of specific language impairment (SLI). J Commun Disord. 2011; 44(2): 186-99[DOI][PubMed]
  • 16. St Clair MC, Durkin K, Conti-Ramsden G, Pickles A. Growth of reading skills in children with a history of specific language impairment: the role of autistic symptomatology and language-related abilities. Br J Dev Psychol. 2010; 28: 109-31[PubMed]
  • 17. Aguilar-Mediavilla E, Buil-Legaz L, Perez-Castello JA, Rigo-Carratala E, Adrover-Roig D. Early preschool processing abilities predict subsequent reading outcomes in bilingual Spanish-Catalan children with Specific Language Impairment (SLI). J Commun Disord. 2014; 50: 19-35[DOI][PubMed]
  • 18. Abell SC, von Briesen PD, Watz LS. Intellectual evaluations of children using human figure drawings: an empirical investigation of two methods. J Clin Psychol. 1996; 52(1): 67-74[PubMed]
  • 19. Hassanzadeh S, Minaei A. Adaptation and standardization of Test of Language Development Primary to Persian language. 2002;
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