The change in the individual subjects total ABC score (A) and subdomain scores (B) are presented. Decreased scores indicate improved behavior. The mean score is indicated by a dashed line and the error bars indicate the standard deviation. Subdomain scales include irritability (I), lethargy (L), stereotypy (S), hyperactivity (H), and inappropriate behavior (B). Mean values were −0.5, 0.1, −0.4, 0, and 0 points respectively.