The data comprise ages in days at measles mumps rubella (MMR) vaccination and autism diagnosis. There are 350 simulated cases based on Taylor et al (1999).
autdat
A data frame containing 350 rows and 5 columns. The column names are 'case' (individual identifier), 'diag' (age at autism diagnosis), 'sta' (age on the first day of the observation period), 'end' (age on last day of the observation period), 'mmr' (age at MMR vaccination.
Taylor, B., Miller, E., Farrington, C. P., Petropoulos, M.C., Favot-Mayaud, I., Li, J., and Waight, P. A. (1999). Autism and measles, mumps and rubella vaccine: No epidemiological evidence for a causal association. Lancet 353, 2026-2029.