Cincinnati Public School (CPS) nurses, however, only reported an average of 11% for the same population . Mansour, Rose, Toole, Luzader, and Atherton (2008) reported asthma prevalence ranged from 13% to 18% in four school-based health centers (SBHCs) serving predominately low-income, AfricanAmerican students in CPS. Prevalence has been reported even higher, up to 20%, in other U.S. cities