The objective of this study was to determine the clinical features that moderate a later age at ASD diagnosis in females in a large sample of females with ASD. Within two large and independent ASD datasets (>20,000 females), females were first diagnosed with ASD 14-months later relative to males. This later age at diagnosis was moderated by a…

Autistic Spectrum Disorder (ASD) affects approximately 1% of the general population. The prevalence of ASD, or symptom complexes compatible with ASD, amongst young people residing within Secure Children's Homes (SCH's) remains ill understood. There are critical implications for the resourcing and understanding of the management of young people…

There is very little data pertaining to cerebral palsy (CP) from Nepal. In this retrospective study it was observed that dyskinetic CP was seen in 29% and the sex ratio of males to females was two in the study population of children with CP. Both of these are much higher than data from developed countries. Hence, further randomized cross-sectional…

This study aimed to assess the validity and normative statistics of the Farsi version of the Social Responsiveness Scale-2 (SRS-2). Among the mainstream elementary schools, 191 boys and 342 girls with a mean age of 9.46 (+ 1.72) years were recruited. Teachers and parents completed the SRS-2. The parents also answered the Social Communication…

The present study aims to assess the prevalence of autism spectrum disorder (ASD) in preschool and school-age children following a two-phase procedure. The screening phase was performed on a sample of 5555 children taking into account parent and teacher information. The individual assessment included the ADI-R, ADOS-2 and Wechsler scales. The…

Sex differences in social and communication behaviours related to autism spectrum conditions (ASC) have been investigated mainly in Western populations. Little research has been done in Chinese populations. This study explored sex differences related to ASC characteristics by examining differences in item responses and score distributions in…

Objective behavioral assessment of autism spectrum disorder (ASD) in early childhood is essential for guiding appropriate treatment and intervention. In contrast to Western societies, validated measures of ASD are very limited in different Chinese contexts. The present study attempted to examine the construct validity of the Chinese version of…

To determine the associations between autism developmental profiles and cooperation with an oral health screening among preschool children with autism spectrum disorders (ASDs). A random sample of Special Child Care Centres registered with the Government Social Welfare Department in Hong Kong was selected (19 out of 37 Centres). All preschool…

The Childhood Autism Spectrum Test (CAST) (formally known as the Childhood Asperger Screening Test) identifies autism spectrum conditions by measuring social and communication skills. The present study explored the sex distribution of scores. The CAST was distributed to 11,635 children aged 4-9 years in Cambridgeshire primary schools (UK). 3,370…