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- W2927943616 abstract "Abstract Aim To identify differences in brain morphology between dependent and non‐dependent male anabolic–androgenic steroid (AAS) users. Design This study used cross‐sectional data from a longitudinal study on male weightlifters. Participants Oslo University Hospital, Norway. Setting Eighty‐one AAS users were divided into two groups; AAS‐dependent ( n = 43) and AAS‐non‐dependent ( n = 38). Measurements Neuroanatomical volumes and cerebral cortical thickness were estimated based on magnetic resonance imaging (MRI) using FreeSurfer. Background and health information were obtained using a semi‐structured interview. AAS‐dependence was evaluated in a standardized clinical interview using a version of the Structured Clinical Interview for DSM‐IV, adapted to apply to AAS‐dependence. Findings Compared with non‐dependent users, dependent users had significantly thinner cortex in three clusters of the right hemisphere and in five clusters of the left hemisphere, including frontal, temporal, parietal and occipital regions. Profound differences were seen in frontal regions (left pars orbitalis, cluster‐wise P < 0.001, right superior frontal, cluster‐wise P < 0.001), as has been observed in other dependencies. Group differences were also seen when excluding participants with previous or current non‐AAS drug abuse (left pre‐central, cluster‐wise P < 0.001, left pars orbitalis, cluster‐wise P = 0.010). Conclusion Male dependent anabolic–androgenic steroid users appear to have thinner cortex in widespread regions, specifically in pre‐frontal areas involved in inhibitory control and emotional regulation, compared with non‐dependent anabolic–androgenic steroid users." @default.
- W2927943616 created "2019-04-11" @default.
- W2927943616 creator A5002084025 @default.
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- W2927943616 creator A5023842321 @default.
- W2927943616 creator A5061605810 @default.
- W2927943616 creator A5089076382 @default.
- W2927943616 date "2019-05-15" @default.
- W2927943616 modified "2023-10-16" @default.
- W2927943616 title "Structural brain characteristics of anabolic–androgenic steroid dependence in men" @default.
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