These data are the prevalence of autism per 10,000 ten-year old children
in the United States in 1992, 1994, 1996, 1998, and 2000.
Usage
ex0829
Arguments
Format
A data frame with 5 observations on the following 2 variables.
Year
year
Prevalence
the number of autism cases per 10,000 ten-year old
children
References
Newschaffer, C. J., Falb, M. D. and Gurney, J. G. (2005) National Autism
Prevalence Trends From United States Special Education Data,
Pediatrics115: e277--e282.