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Cognitive Sequelae of Trauma: Memory and Attention Deficits in Individuals Diagnosed with Posttraumatic Stress Disorder, Mild Traumatic Brain Injury, and Comorbid Posttraumatic Stress Disorder/Mild Traumatic Brain Injury.

机译:创伤的认知后遗症:被诊断为创伤后应激障碍,轻度创伤性脑损伤和合并症的创伤后应激障碍/轻度创伤性脑损伤的个体的记忆力和注意力不足。

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摘要

This study investigated the memory and attention performance of patients with posttraumatic stress disorder (PTSD), mild traumatic brain injury (mTBI), and both diagnoses. The WAIS-III and WMS-III test scores of 217 patients seen after a motor vehicle accident (MVA) were examined and revealed no between-groups differences on memory variables. However, ANCOVAs with education as the covariate did reveal between-groups differences on 3 of the 6 attention variables (WMS-III Working Memory Index, Arithmetic, and Spatial Span), with post-hoc t-tests demonstrating that the mTBI-only group performed significantly better than both the PTSD-only and the comorbid PTSD/mTBI groups. The data were then grouped for individuals who were seen either I to 3 months, 4 to 12 months, or 13 to 36 months post-accident, to clarify how memory and attention problems related to mTBl and PTSD, both separately and combined, may change across these time frames. Factorial ANCOVAs with education as the covariate, as well as the 3 diagnostic groups and 3 timeframe groups as factors revealed no significant interaction effects and no main effects for diagnosis on either the memory or attention variables. However, several main effects for the time since MVA group were significant. Post-hoc t-tests revealed no significant differences between the 1- to 3-month group and the 4- to 12-month group, but did show significant improvement between the 4- to 12-month and 13- to 36-month timeframes on Spatial Span, Visual Immediate and Delayed, and Family Pictures I, but not on other memory or attention variables. When scores were recoded to reflect impairment "I SD below the mean) or lack of impairment, minimal differences in the percentage of impairment across diagnostic groups and time post-trauma groups were uncovered. Interestingly, educational and gender differences were evidenced. Gender differences emerged through analysis ofparticipants' qualitative data from clinical interviews. Minimal differences in the memory and attention scores among the 3 diagnostic groups reinforces the message that neuropsychologists cannot look to test data alone to clarify patients' diagnoses. These findings highlight the need for a detailed clinical interview in making a differential diagnosis for PTSD and/or mTBI.;KEY WORDS: mild traumatic brain injury, posttraumatic stress disorder, memory deficits, attention deficits, motor vehicle accidents
机译:这项研究调查了创伤后应激障碍(PTSD),轻度颅脑损伤(mTBI)和两种诊断的患者的记忆力和注意力表现。检查了机动车事故(MVA)后发现的217例患者的WAIS-III和WMS-III测试成绩,发现记忆变量之间没有组间差异。然而,以教育为协变量的ANCOVA确实揭示了6个注意变量(WMS-III工作记忆指数,算术和空间跨度)中的3个在组间的差异,事后t检验表明仅mTBI组与仅使用PTSD的患者和合并使用PTSD / mTBI的患者相比,治疗效果显着好。然后对发生事故后1至3个月,4至12个月或13至36个月见过的个体进行数据分组,以阐明与mTB1和PTSD相关的记忆和注意力问题(无论是单独还是合并)如何发生变化在这些时间范围内。以教育为协变量的阶乘ANCOVA以及3个诊断组和3个时间框架组作为因子显示无显着的交互作用,对记忆或注意力变量的诊断没有主要影响。然而,自MVA组以来的几个主要影响是显着的。事后t检验显示1至3个月组与4至12个月组之间无显着差异,但确实显示4至12个月和13至36个月时间范围内有显着改善在“空间跨度”,“视觉即时延迟”和“全家福” I上显示,但在其他内存或注意变量上没有显示。当对分数进行重新编码以反映“ ISD低于平均水平”或缺乏障碍时,在诊断组和创伤后时间组之间的损伤百分比几乎没有差异。有趣的是,证据表明教育和性别差异。通过分析临床访谈中参与者的定性数据,三个诊断组在记忆力和注意力得分上的最小差异加强了神经心理学家不能仅仅通过测试数据来澄清患者诊断的信息,这些发现凸显了进行详细临床访谈的必要性在对PTSD和/或mTBI进行鉴别诊断时;关键词:轻度颅脑损伤,创伤后应激障碍,记忆力减退,注意力缺陷,机动车辆事故

著录项

  • 作者

    Freece, Krista L.;

  • 作者单位

    Fielding Graduate University.;

  • 授予单位 Fielding Graduate University.;
  • 学科 Psychology Clinical.;Psychology Cognitive.
  • 学位 Ph.D.
  • 年度 2011
  • 页码 141 p.
  • 总页数 141
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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