Standardising the single and double letter cancellation test for South African military personnel

Neuropsychological testing is widely used for specialised placements within the military. Within the South African National Defence Force (SANDF), there is concern about the representation of the normative information currently available for these tests. The letter cancellation test, a paper-and-pen...

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Main Authors: Chevon P. Haarhoff, Christi Gadd, Boshadi Semenya, René van Eeden
Format: Article
Language:English
Published: AOSIS 2020-06-01
Series:African Journal of Psychological Assessment
Subjects:
Online Access:https://ajopa.org/index.php/ajopa/article/view/19
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author Chevon P. Haarhoff
Christi Gadd
Boshadi Semenya
René van Eeden
author_facet Chevon P. Haarhoff
Christi Gadd
Boshadi Semenya
René van Eeden
author_sort Chevon P. Haarhoff
collection DOAJ
description Neuropsychological testing is widely used for specialised placements within the military. Within the South African National Defence Force (SANDF), there is concern about the representation of the normative information currently available for these tests. The letter cancellation test, a paper-and-pencil-based test used as a quick measure of attention, is subject to unstandardised administration and scoring procedures as well as broad cut-off scores. The aim of this study was to develop detailed administration and scoring procedures for the single and double letter cancellation test and to provide preliminary normative data on these versions of the test in the SANDF. A non-probability sampling strategy resulted in a sample of 292 participants. Normative data are provided for the total sample and classified into three performance categories: omissions, errors and time. Between-group comparisons indicated gender and age-related differences (but no differences for rank) in terms of time, and normative data are therefore also provided for related subgroups.
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spelling doaj.art-691795852c1d4262a26e843ae49eecb62022-12-22T03:13:12ZengAOSISAfrican Journal of Psychological Assessment2707-16182617-27982020-06-0120e1e810.4102/ajopa.v2i0.1913Standardising the single and double letter cancellation test for South African military personnelChevon P. Haarhoff0Christi Gadd1Boshadi Semenya2René van Eeden3Department of Psychology, College of Human Sciences, University of South Africa, PretoriaPrivate, PretoriaDepartment of Psychology, College of Human Sciences, University of South Africa, PretoriaDepartment of Psychology, College of Human Sciences, University of South Africa, PretoriaNeuropsychological testing is widely used for specialised placements within the military. Within the South African National Defence Force (SANDF), there is concern about the representation of the normative information currently available for these tests. The letter cancellation test, a paper-and-pencil-based test used as a quick measure of attention, is subject to unstandardised administration and scoring procedures as well as broad cut-off scores. The aim of this study was to develop detailed administration and scoring procedures for the single and double letter cancellation test and to provide preliminary normative data on these versions of the test in the SANDF. A non-probability sampling strategy resulted in a sample of 292 participants. Normative data are provided for the total sample and classified into three performance categories: omissions, errors and time. Between-group comparisons indicated gender and age-related differences (but no differences for rank) in terms of time, and normative data are therefore also provided for related subgroups.https://ajopa.org/index.php/ajopa/article/view/19attentionconcentrationdistractor stimulitarget stimulimilitaryletter cancellation test
spellingShingle Chevon P. Haarhoff
Christi Gadd
Boshadi Semenya
René van Eeden
Standardising the single and double letter cancellation test for South African military personnel
African Journal of Psychological Assessment
attention
concentration
distractor stimuli
target stimuli
military
letter cancellation test
title Standardising the single and double letter cancellation test for South African military personnel
title_full Standardising the single and double letter cancellation test for South African military personnel
title_fullStr Standardising the single and double letter cancellation test for South African military personnel
title_full_unstemmed Standardising the single and double letter cancellation test for South African military personnel
title_short Standardising the single and double letter cancellation test for South African military personnel
title_sort standardising the single and double letter cancellation test for south african military personnel
topic attention
concentration
distractor stimuli
target stimuli
military
letter cancellation test
url https://ajopa.org/index.php/ajopa/article/view/19
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