Contact: Rachel Ewing
Caption: Autism risk grows steadily with fathers' increasing age, but accelerates with mothers' age after 30. These charts show generalized additive model estimates of the probability of autism spectrum disorders in the Stockholm Youth Cohort by maternal and paternal age. Dashed lines show 95 percent confidence intervals.
Credit: Drexel University, adapted from Idring et al., International Journal of Epidemiology
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