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Self-Report Tests of Personality01:22

Self-Report Tests of Personality

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Self-report inventories are objective personality assessments that use multiple-choice items or numbered scales, typically ranging from 1 (strongly disagree) to 5 (strongly agree). They are often called Likert scales after Rensis Likert. These inventories are widely used due to their ease of administration and cost-effectiveness. One of the most prominent examples is the Minnesota Multiphasic Personality Inventory (MMPI), initially developed in the 1940s to assess abnormal personality traits.
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Related Experiment Video

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Development of a Virtual Reality Assessment of Everyday Living Skills
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Test of Premorbid Functioning: You're Doing It Wrong, but Does It Matter?

Robert D Shura1,2,3,4, Anna S Ord1,2, Sarah L Martindale1,2,3

  • 1Salisbury VA Medical Center, Salisbury, NC, USA.

Archives of Clinical Neuropsychology : the Official Journal of the National Academy of Neuropsychologists
|May 15, 2020
PubMed
Summary
This summary is machine-generated.

This study clarifies Test of Premorbid Functioning (TOPF) scoring and evaluates its accuracy in estimating premorbid intellectual functioning. While TOPF scores correlate with WAIS-IV FSIQ, some estimates show significant discrepancies, suggesting careful application.

Keywords:
Estimated IQIntelligenceTest of Premorbid FunctioningVeteranWAIS-IV

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Area of Science:

  • Neuropsychology
  • Cognitive Assessment
  • Psychometrics

Background:

  • Estimating premorbid intellectual functioning is crucial for diagnosing cognitive impairments.
  • The Test of Premorbid Functioning (TOPF) is used to estimate premorbid intelligence.
  • Accurate scoring and interpretation of the TOPF are essential for reliable clinical assessments.

Purpose of the Study:

  • To provide clear guidelines for the correct scoring of the Test of Premorbid Functioning (TOPF).
  • To evaluate the accuracy of various TOPF scoring methods in estimating premorbid intellectual functioning.
  • To assess the relationship between TOPF scores and full-scale IQ (FSIQ) from the Wechsler Adult Intelligence Scale-Fourth Edition (WAIS-IV).

Main Methods:

  • A cross-sectional study involving 233 post-9/11 veterans.
  • Participants completed the TOPF, WAIS-IV, and performance validity measures.
  • Statistical analyses examined correlations between TOPF scores and WAIS-IV FSIQ.

Main Results:

  • All TOPF scoring methods demonstrated significant correlations with WAIS-IV FSIQ scores (r = 0.56-0.73).
  • A notable percentage of TOPF scores (10%-17%) deviated from FSIQ by one standard deviation or more.
  • The TOPF Actual and Predicted scores showed higher discrepancies with FSIQ compared to other TOPF estimates.

Conclusions:

  • The study presents standardized procedures for accurate TOPF scoring.
  • While TOPF scores relate to FSIQ, the Actual and Predicted scores may not be reliable as independent premorbid estimates due to significant discrepancies.
  • The findings recommend using the TOPF according to its original design for optimal clinical utility.