close window Figure 5 Dissociable Deficits in the Decision-Making Cognition of Chronic Amphetamine Abusers, Opiate Abusers, Patients with Focal Damage to Prefrontal Cortex, and Tryptophan-Depleted Normal Volunteers: Evidence for Monoaminergic Mechanisms R D Rogers Ph.D, B J Everitt Ph.D, A Baldacchino MRCPsych, A J Blackshaw, R Swainson, K Wynne, N B Baker, J Hunter, T Carthy, E Booker, M London MRCPsych, J F W Deakin FRCPsych, B J Sahakian Ph.D and T W Robbins Ph.D Neuropsychopharmacology (1999) 20 322-339.10.1038/sj.npp.1395274   Figure 5 Relationship between years of abuse and quality of decision making. (a) Amphetamine abusers; (b) opiate abusers. A significant and negative correlation holds in the case of the chronic amphetamine abusers but not in the case of the chronic opiate abusers Previous |

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