This article reviews epidemiological studies of autism and related disorders. Study designs
and sample characteristics are summarized. Currently, conservative prevalence estimates�…

We conducted a population-based study of eight successive California births cohorts to
examine the degree to which improvements in detection and changes in diagnosis�…

Focuses on the use of epidemiological research of autism. How to measure the prevalence
of autism in the United States; Whether autism is the most extreme form of pervasive�…

Background. There is some uncertainty about the rate and correlates of autism. Method.
Twenty-three epidemiological surveys of autism published in the English language between�…

The first autism surveys were simple head counts of children already diagnosed with a
severe autism phenotype and residing in small, circumscribed geographical areas�…

Is there an increase in the prevalence of autism spectrum disorders? - Prior - 2003 - Journal of
Paediatrics and Child Health - Wiley Online Library Skip to Article Content Skip to Article�…

This paper was commissioned by the committee on the Effectiveness of Early Education in
Autism of the National Research Council (NRC). It provides a review of epidemiological�…

Epidemiology is the discipline which is concerned with patterns of disease occurrence in
human populations and by the factors which influence these patterns of occurrence. Typical�…

The results of surveys and inquiries to identify autistic children, carried out in England and
Wales, the USA and Denmark, are compared. Three studies, in each of which either a total�…

We provide an overview of research on the epidemiology of autism and related pervasive
developmental disorders (PDDs). First, we provide data on the prevalence of autism, which�…