Homelessness and Prevalence of Neurodevelopmental Disorders

Introduction \& Central question: Psychiatric disorders are highly prevalent in the homeless population, however neurodevelopmental disorders are also at risk of leading to homelessness (Churchard et al., 2018; Casey et al., 2020). Research on this topic is poor in France. This research aims to study the prevalence in France of 3 neurodevelopmental disorders (NDDs) in a homeless population (Autism Spectrum Disorder, Attention Deficit Hyperactivity Disorder and Intellectual Developmental Disorder). Methods / approach: A 2 phase approach will be used including a screening phase and a diagnosis phase. This research is a pilot study that will include 150 homeless people, over 2 years. The assessment involves combining the results from standardised self-report tools, direct observation and informant-report, thus guaranteeing an objective and thorough diagnosis. This approach gives a better p