Reevaluating the incidence of pervasive developmental disorders: Impact of elevated rates of detection through implementation of an integrated system of screening in Toyota, Japan

• Published in: Psychiatry and clinical neurosciences Vol. 62; no. 2; pp. 152 - 159
• Main Authors: Kawamura, Yuichi, Takahashi, Osamu, Ishii, Takashi
• Format: Journal Article
• Language: English
• Published: Melbourne, Australia Blackwell Publishing Asia 01.04.2008
• Subjects: autism; autistic disorder; Autistic Disorder - diagnosis; Autistic Disorder - epidemiology; Autistic Disorder - psychology; Child; Child Development Disorders, Pervasive - diagnosis; Child Development Disorders, Pervasive - epidemiology; Child Development Disorders, Pervasive - psychology; Child, Preschool; Cross-Sectional Studies; epidemiology; Female; Health Surveys; Humans; Incidence; Infant; Intelligence; Japan; Male; Mass Screening - statistics & numerical data; PDD; Urban Population - statistics & numerical data; Japan

Aim:  Although recent epidemiological studies on the pervasive development disorders (PDD) appear to be reporting higher rates of incidence than previously believed, great variation in the reported figures suggests a need for review of the methodology involved. As such, a survey on the incidence of...