Research from Iran points out that “there is no empirical literature about the American Psychiatry Association proposed new diagnostic criteria for attention deficit disorder.” Interviews with 246 children and adolescents using criteria from DSM-IV and DSM-5 found that the DSM-5 criteria resulted in significantly higher sensitivity and significantly lower specificity. Results were available online July 17, 2012 in Comprehensive Psychiatry.
Ghanizadeh, A. “Agreement between Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, and the proposed DSM-V attention deficit hyperactivity disorder diagnostic criteria: an exploratory study.” Comprehensive Psychiatry. Online July 17, 2012