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Performance-verbal discrepancies and facets of psychopathy: assessing the relationship between WAIS–R/III summary IQs/index scores and PCL–R facet scores
Journal of Criminal Psychology ( IF 2.1 ) Pub Date : 2018-08-06 , DOI: 10.1108/jcp-12-2017-0045
Glenn D. Walters , Scott A. Duncan

Purpose The purpose of this paper is to explore the relationship between differences in performance and verbal intelligence quotients (PIQ and VIQ) and the four facet scores from the Psychopathy Checklist–Revised (PCL–R) (Hare, 2003). Design/methodology/approach Wechsler Adult Intelligence Scale (WAIS) and PCL–R facet scores provided by 181 male federal inmates as part of a forensic evaluation were analyzed with multiple regression, paired t-tests, and receiver operating characteristic (ROC) curves. Findings Of the four PCL–R facet scores, only elevations on Facet 4 (antisocial) produced a significant WAIS-Revised (Wechsler, 1981) PIQ over VIQ (PIQ>VIQ) effect. In addition, only Facet 4 achieved significant ROC accuracy and correlated with the PIQ>VIQ discrepancy after other potentially important variables were controlled. In a follow-up study of 46 male inmates, Facet 4 correlated negatively with the Verbal Comprehension and Working Memory indices of the WAIS–Third Edition (Wechsler, 1997) and accurately classified a significant portion of Perceptual Organization Index (POI)>WMI cases but not a significant portion of POI>VCI cases. Practical implications Verbal comprehension and executive function deficits are examined as possible explanations for the relationships observed in this study. Originality/value These results have potentially important implications for forensic assessment in that they suggest that only certain specific features of the psychopathy construct are related to the well-known PIQ>VIQ discrepancy.

中文翻译:

表现语言差异和精神方面:评估WAIS-R / III智商/指数总得分与PCL-R方面得分之间的关​​系

目的本文的目的是探讨绩效差异和言语智商(PIQ和VIQ)与《精神病学检查表-修订版》(PCL–R)的四个方面得分之间的关​​系(Hare,2003年)。设计/方法/方法Wechsler成人智力量表(WAIS)和181名男性联邦囚犯提供的PCL–R方面评分是法医评估的一部分,使用多元回归,配对t检验和受试者工作特征(ROC)曲线进行了分析。结果在四个PCL–R构面得分中,只有构面4(反面)上的抬高产生了显着的WAIS修正(Wechsler,1981),而不是VIQ(PIQ> VIQ)。此外,在控制了其他可能重要的变量之后,只有Facet 4获得了显着的ROC准确性,并且与PIQ> VIQ差异相关。在对46名男性囚犯的后续研究中,方面4与WAIS第三版的语言理解和工作记忆指数呈负相关(Wechsler,1997年),并准确地将感知组织指数(POI)> WMI病例的重要部分正确分类。但POI> VCI病例的比例却不高。实际意义口头理解能力和执行功能缺陷可以作为对本研究中观察到的关系的可能解释。独创性/价值这些结果对于法医评估具有潜在的重要意义,因为它们表明,仅精神病构造的某些特定特征与众所周知的PIQ> VIQ差异有关。方面4与WAIS-第三版的语言理解和工作记忆指数呈负相关(Wechsler,1997年),并准确地将感知组织指数(POI)> WMI案例的很大一部分分类,但没有将POI> VCI案例的很大一部分分类。实际含义口头理解能力和执行功能缺陷可以作为对本研究中观察到的关系的可能解释。独创性/价值这些结果对于法医评估具有潜在的重要意义,因为它们表明,仅精神病构造的某些特定特征与众所周知的PIQ> VIQ差异有关。方面4与WAIS-第三版的语言理解和工作记忆指数呈负相关(Wechsler,1997年),并准确地将感知组织指数(POI)> WMI病例的很大一部分分类,但没有将POI> VCI病例的很大一部分分类。实际意义口头理解能力和执行功能缺陷可以作为对本研究中观察到的关系的可能解释。独创性/价值这些结果对于法医评估具有潜在的重要意义,因为它们表明,精神病构造的某些特定特征与众所周知的PIQ> VIQ差异有关。实际含义口头理解能力和执行功能缺陷可以作为对本研究中观察到的关系的可能解释。独创性/价值这些结果对于法医评估具有潜在的重要意义,因为它们表明,仅精神病构造的某些特定特征与众所周知的PIQ> VIQ差异有关。实际意义口头理解能力和执行功能缺陷可以作为对本研究中观察到的关系的可能解释。独创性/价值这些结果对于法医评估具有潜在的重要意义,因为它们表明,精神病构造的某些特定特征与众所周知的PIQ> VIQ差异有关。
更新日期:2018-08-06
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