Brief report: Prevalence of autistic spectrum disorders in the Sultanate of Oman

YM Al-Farsi, MM Al-Sharbati, OA Al-Farsi… - Journal of autism and …, 2011 - Springer
YM Al-Farsi, MM Al-Sharbati, OA Al-Farsi, MS Al-Shafaee, DR Brooks, MI Waly
Journal of autism and developmental disorders, 2011Springer
Prevalence of autistic spectrum disorders (ASD) in Oman is unknown. We conducted a cross-
sectional study to estimate the prevalence of ASD among 0–14 year old children. Diagnoses
were made as per DSM-IV-TR criteria and supplemented with information collected with the
standard Childhood Autism Rating Scale (CARS) questionnaire. A total 113 cases of ASD
were enumerated nationwide, indicating an overall prevalence of 1.4 (95% CI 1.2, 1.7)
cases per 10,000 children aged 0–14 years. More prevalent cases were among boys (75%) …
Abstract
Prevalence of autistic spectrum disorders (ASD) in Oman is unknown. We conducted a cross-sectional study to estimate the prevalence of ASD among 0–14 year old children. Diagnoses were made as per DSM-IV-TR criteria and supplemented with information collected with the standard Childhood Autism Rating Scale (CARS) questionnaire. A total 113 cases of ASD were enumerated nationwide, indicating an overall prevalence of 1.4 (95% CI 1.2, 1.7) cases per 10,000 children aged 0–14 years. More prevalent cases were among boys (75%) and among low-income families. Ritualistic interests were more common among girls as an onset-symptom compared to boys (p = 0.03). The reported low prevalence of ASD in Oman is likely due to under-diagnosis and under-reporting.
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