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E. Hill; S. Calder; C. Candy; G. Truscott; J. Kaur; B. Savage; S. Reilly – International Journal of Language & Communication Disorders, 2024
Background and Aims: Epidemiological studies have provided invaluable insight into the origin and impact of low language skills in childhood and adolescence. However, changing terminology and diagnostic guidelines have contributed to variable estimations of the prevalence of developmental language difficulties. The aim of this review was to…
Descriptors: Language Skills, Incidence, Developmental Delays, Children
Jessica E. Goldblum; Tyler C. McFayden; Stephanie Bristol; Orla C. Putnam; Amanda Wylie; Clare Harrop – Journal of Autism and Developmental Disorders, 2024
Purpose: An official autism diagnosis is required to access timely intervention and is associated with better long-term wellbeing and mental health. Certain demographic characteristics, such as being female or a racially or ethnically minoritized youth, have been associated with significant diagnostic lag. However, it remains unclear how assigned…
Descriptors: Autism Spectrum Disorders, Individual Characteristics, Clinical Diagnosis, Incidence
Zablotsky, Benjamin; Ng, Amanda E.; Black, Lindsey I.; Blumberg, Stephen J. – National Center for Health Statistics, 2023
This report provides updated prevalence estimates for diagnosed autism spectrum disorder, intellectual disability, and other developmental delay among children 3-17 years from the 2019-2021 National Health Interview Survey, with differences in prevalence examined between years and by sex, age group, and race and Hispanic origin. Estimates are also…
Descriptors: Incidence, Developmental Disabilities, Autism Spectrum Disorders, Intellectual Disability
Zablotsky, Benjamin; Black, Lindsey I.; Akinbami, Lara J. – National Center for Health Statistics, 2023
The percentage of children with certain allergic conditions has increased over previous decades. Seasonal allergies, which includes hay fever, allergic rhinitis, and allergic conjunctivitis, causes sneezing, cough, runny nose, and itchy eyes. Eczema, also known as atopic dermatitis, causes itchy, bumpy rashes and thickened skin that can appear…
Descriptors: Allergy, Children, Adolescents, Incidence
Clare Truman; Laura Crane; Patricia Howlin; Elizabeth Pellicano – International Journal of Inclusive Education, 2024
Extreme demand avoidance (EDA) is increasingly described as part of the autism spectrum and is sometimes diagnosed as Pathological Demand Avoidance (PDA). Yet little is known, about the educational experiences of children with and without EDA behaviours. Using an online survey collecting both quantitative and qualitative data, 211 parents reported…
Descriptors: Autism Spectrum Disorders, Behavior Problems, Incidence, Students with Disabilities
Hsu, Yuu-Hueih; Chen, Chi-Wen; Lin, Yuh-Jyh; Li, Chung-Yi – Journal of Autism and Developmental Disorders, 2023
Autism spectrum disorder (ASD) is reportedly more prevalent in urban areas partly because of better accessibility and affordability to healthcare. With universal health insurance coverage in Taiwan, a previous study has shown no urban-rural disparity in the utilization rate of a child's preventive healthcare. Under this circumstance, we followed a…
Descriptors: Foreign Countries, Autism Spectrum Disorders, Rural Urban Differences, Clinical Diagnosis
Canals-Sans, Josefa; Esteban-Figuerola, Patricia; Morales-Hidalgo, Paula; Arija, Victoria – Journal of Autism and Developmental Disorders, 2022
Food consumption in children with ASD, subclinical ASD and with typical development (TD), and their adequacy to dietary recommendations was studied. A school population sample of 77 children with ASD, 40 with subclinical ASD, and 333 with TD participated. Compared to children with TD, pre-schoolers with ASD consumed fewer raw vegetables and less…
Descriptors: Children, Child Development, Autism, Pervasive Developmental Disorders
Sloneem, Jenny; Moss, Jo; Powell, Sebastian; Hawkins, Christina; Fosi, Tang; Richardson, Hanna; Aylett, Sarah – Journal of Autism and Developmental Disorders, 2022
A systematic retrospective case note review was undertaken to investigate autism diagnostic factors in 124 individuals with Sturge-Weber syndrome (SWS). Social Responsiveness Scale questionnaires were then analysed to explore the severity and profile of autism characteristics in 70 participants. Thirty-two to forty percent of participants had a…
Descriptors: Incidence, Profiles, Autism, Pervasive Developmental Disorders
Cardinal, Donald N.; Griffiths, Amy Jane; Maupin, Zachary D.; Fraumeni-McBride, Julie – Psychology in the Schools, 2021
This study is intended to enhance our understanding of the dramatic increase in autism prevalence rates across the United States. A robust national and multistate sample of children and youth (5-22 years of age) was gathered and analyzed, using visual and statistical analysis of autism eligibility over a 15- to 17-year period. Although the impact…
Descriptors: Incidence, Autism, Pervasive Developmental Disorders, Students with Disabilities
Emma Boswell; Elizabeth Crouch; Cassie Odahowski; Peiyin Hung – Journal of Attention Disorders, 2025
Background: Adverse childhood experiences (ACEs) have long been associated with attention-deficit/hyperactive disorder (ADHD) diagnoses in children; but the data used is now over 6 years old (from 2017 to 2018). Understanding the current landscape of their prevalence and association is needed to capture evolving social, environmental, and economic…
Descriptors: Trauma, Attention Deficit Hyperactivity Disorder, COVID-19, Pandemics
Strassfeld, Natasha M.; Cherng, Hua-Yu Sebastian; Wang, Scarlett; Glied, Sherry – Journal of Research in Childhood Education, 2023
This study examines autism diagnosis prevalence within the New York City (NYC) Universal Pre-K for All (UPK) program expansion into racially, ethnically, and socioeconomically diverse NYC neighborhoods. Here, it is hypothesized that racial/ethnic differences in autism diagnoses may close as more children are referred for testing by UPK programs,…
Descriptors: Autism Spectrum Disorders, Incidence, Preschool Education, Racial Differences
School Psychology Review, 2019
Research has indicated that educational diagnoses can differ from clinical diagnoses of autism spectrum disorder (ASD). This brief report provides an updated analysis using 2014--2015 IDEIA data compared to the contemporary CDC prevalence rate (1 in 59). Additionally, the variable of sex was analysed, which was omitted from the previous study.…
Descriptors: Autism, Pervasive Developmental Disorders, Clinical Diagnosis, Educational Diagnosis
Kaluzna-Czaplinska, Joanna; Zurawicz, Ewa; Józwik-Pruska, Jagoda – Journal of Autism and Developmental Disorders, 2018
Autism spectrum disorder (ASD) describes a set of neurodevelopmental disorders. Despite extensive ASD research lasting more than 60 years, its causes are still unknown. Without indicating the etiology, its development cannot be stopped. Over the years, both the definition and diagnostic criteria have developed. The number of ASD incidence is…
Descriptors: Pervasive Developmental Disorders, Autism, Etiology, Incidence
Wang, Ji; Hedley, Darren; Bury, Simon M.; Barbaro, Josephine – Autism: The International Journal of Research and Practice, 2020
Screening for autism spectrum disorder is the first step toward early detection and diagnosis, thereby impacting the likelihood of children accessing early intervention and, importantly, improving long-term outcomes. This systematic review aimed to (a) establish a clear baseline of autism spectrum disorder screening tools currently used throughout…
Descriptors: Foreign Countries, Screening Tests, Clinical Diagnosis, Disability Identification
Eissa Saad, Mourad Ali; Kamel, Omaima Mostafa – Online Submission, 2019
The Childhood-Onset Fluency Disorder (stuttering) reflects a marked impairment in speech fluency that is not attributable to stroke or another medical condition, and developmental or mental disorder (Birstein, 2015). This article examines Childhood-Onset Fluency Disorder (Stuttering): An interruption in the flow of speaking. The focus is on the…
Descriptors: Stuttering, Speech Impairments, Children, Definitions