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School Psychology

Theses and Dissertations

Prevalence

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Prevalence And Predictors Of Attention Deficit Hyperactivity Disorder In Adolescent And Adult Males With Fragile X Syndrome And Autism Spectrum Disorder, Shannon L. O’Connor Jan 2018

Prevalence And Predictors Of Attention Deficit Hyperactivity Disorder In Adolescent And Adult Males With Fragile X Syndrome And Autism Spectrum Disorder, Shannon L. O’Connor

Theses and Dissertations

Individuals with fragile X syndrome (FXS) experience disproportionate rates of diagnoses of attention-deficit/hyperactivity disorder (ADHD) when compared to the general population. Exact prevalence rates and outcomes for individuals with a diagnosis of FXS and ADHD is not well known. The current study assesses rates of ADHD diagnosis in individuals with FXS as well as tests the prediction of a diagnosis of ADHD from levels of autism spectrum disorder (ASD) symptom presentation. The present study included 30 individuals with FXS aged 13-25 and were assessed using a structured diagnostic interview. Interviews were conducted with individual’s parents’ due to low cognitive ability …


Prevalence And Predictors Of Anxiety Disorders In Adolescent And Adult Males With Autism Spectrum Disorder And Fragile X Syndrome, Jordan Ezell Jan 2018

Prevalence And Predictors Of Anxiety Disorders In Adolescent And Adult Males With Autism Spectrum Disorder And Fragile X Syndrome, Jordan Ezell

Theses and Dissertations

disorders are the most prevalent disorders in children and adolescents, affecting approximately 15-20% of individuals under the age of 18 (Salum et al, 2013). Clinical subgroups, like autism spectrum disorder (ASD) and fragile X syndrome (FXS), have an elevated risk of a co-occurring anxiety disorder. Despite the elevated risk of anxiety in these groups, few research studies have investigated the rates and predictors of anxiety disorders in adolescents with these ASD and FXS. In the current study, participants included males with FXS (n=31) or ASD (n=20) aged 16 to 24. Measures included the Children’s Interview for Psychiatric Symptoms-Parent Version (P-ChIPS), …


The Effect Of The Dsm Changes On Autism, Paris Newsome Sep 2016

The Effect Of The Dsm Changes On Autism, Paris Newsome

Theses and Dissertations

The purpose of this study was to determine if the changes that have been made to the Diagnostic Statistical Manuals over the years have had a major effect on Autism and its prevalence rate. This thesis used publicly available data from the Centers for Disease Control and Prevention and Autism Speaks Organization. Since publicly available data was used for this research no demographic or identifiable information about the population was obtained for this study. There are five editions of the Diagnostic Statistical Manual of Mental Disorders and two revised editions. This study specifically looked at the last three editions of …