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LS mean (SE) change from predose in PERMP-A and PERMP-C scores from 2 to 14 hours postdose (n = 104/104). (LDX = lisdexamfetamine dimesylate; LS = least squares; PERMP-A/-C = Permanent Product Measure of Performance-Attempted/-Correct). PERMP-A: LDX-purple diamonds; Placebo-green diamonds; PERMP-C: LDX-blue circles; Placebo-orange circles.* P < .001 LDX vs placebo.
