The edivoxetine @ mg/kg/day and @ mg/kg/day arms had statistically significantly greater improvement than the placebo arm in mean ADHD-RS total score change at end-point ( placebo -@ ; edivoxetine @ mg/kg/day -@ , p < @ ; edivoxetine @ mg/kg/day -@ , p < @ ) and Clinical Global Impressions-Improvement score ( placebo @ ; edivoxetine @ mg/kg/day @ , p = @ ; edivoxetine @ mg/kg/day @ , p = @ ; edivoxetine @ mg/kg/day @ , p = @ ) .