For the first time, a U.S. survey found that black children appear to be more likely than white kids to be diagnosed with attention deficit hyperactivity disorder and other learning disabilities. Previous studies had found the diagnosis was far more likely in white kids. It’s not known what might have driven the change described in Wednesday’s report, said lead author Benjamin Zablotsky of the Centers for Disease Control and Prevention. In past studies that found higher rates of ADHD diagnoses in white kids, researchers hypothesized there were racial differences in access to health professionals or perhaps racial differences in attitudes...