In a recent publication in the Journal of Child Neurology, Cohen et al1 stated that by applying a unique epidemiologic approach they have provided "specific data" on the prevalence of attention-deficit hyperactivity disorder (ADHD) and epilepsy. The authors found a high prevalence of ADHD (12.76%), with a large proportion of cases identified among male subjects (75%). Although the authors should be commended for providing some data in an area where the scarcity of studies is the rule, some caution should be exercised in interpreting these results.
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