A Mokken scale analysis of the peer physical examination questionnaire

Abstract Background Peer physical examination (PPE) is a teaching and learning strategy utilised in most health profession education programs. Perceptions of participating in PPE have been described in the literature, focusing on areas of the body students are willing, or unwilling, to examine. A sm...

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Main Authors: Brett Vaughan, Sandra Grace
Format: Article
Language:English
Published: BMC 2018-03-01
Series:Chiropractic & Manual Therapies
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12998-018-0176-0
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author Brett Vaughan
Sandra Grace
author_facet Brett Vaughan
Sandra Grace
author_sort Brett Vaughan
collection DOAJ
description Abstract Background Peer physical examination (PPE) is a teaching and learning strategy utilised in most health profession education programs. Perceptions of participating in PPE have been described in the literature, focusing on areas of the body students are willing, or unwilling, to examine. A small number of questionnaires exist to evaluate these perceptions, however none have described the measurement properties that may allow them to be used longitudinally. The present study undertook a Mokken scale analysis of the Peer Physical Examination Questionnaire (PPEQ) to evaluate its dimensionality and structure when used with Australian osteopathy students. Methods Students enrolled in Year 1 of the osteopathy programs at Victoria University (Melbourne, Australia) and Southern Cross University (Lismore, Australia) were invited to complete the PPEQ prior to their first practical skills examination class. R, an open-source statistics program, was used to generate the descriptive statistics and perform a Mokken scale analysis. Mokken scale analysis is a non-parametric item response theory approach that is used to cluster items measuring a latent construct. Results Initial analysis suggested the PPEQ did not form a single scale. Further analysis identified three subscales: ‘comfort’, ‘concern’, and ‘professionalism and education’. The properties of each subscale suggested they were unidimensional with variable internal structures. The ‘comfort’ subscale was the strongest of the three identified. All subscales demonstrated acceptable reliability estimation statistics (McDonald’s omega > 0.75) supporting the calculation of a sum score for each subscale. Conclusion The subscales identified are consistent with the literature. The ‘comfort’ subscale may be useful to longitudinally evaluate student perceptions of PPE. Further research is required to evaluate changes with PPE and the utility of the questionnaire with other health profession education programs.
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spelling doaj.art-7c661165c83e44f48168c4ce03dcec0b2022-12-21T20:29:16ZengBMCChiropractic & Manual Therapies2045-709X2018-03-012611810.1186/s12998-018-0176-0A Mokken scale analysis of the peer physical examination questionnaireBrett Vaughan0Sandra Grace1College of Health & Biomedicine, Victoria UniversityCollege of Health & Biomedicine, Victoria UniversityAbstract Background Peer physical examination (PPE) is a teaching and learning strategy utilised in most health profession education programs. Perceptions of participating in PPE have been described in the literature, focusing on areas of the body students are willing, or unwilling, to examine. A small number of questionnaires exist to evaluate these perceptions, however none have described the measurement properties that may allow them to be used longitudinally. The present study undertook a Mokken scale analysis of the Peer Physical Examination Questionnaire (PPEQ) to evaluate its dimensionality and structure when used with Australian osteopathy students. Methods Students enrolled in Year 1 of the osteopathy programs at Victoria University (Melbourne, Australia) and Southern Cross University (Lismore, Australia) were invited to complete the PPEQ prior to their first practical skills examination class. R, an open-source statistics program, was used to generate the descriptive statistics and perform a Mokken scale analysis. Mokken scale analysis is a non-parametric item response theory approach that is used to cluster items measuring a latent construct. Results Initial analysis suggested the PPEQ did not form a single scale. Further analysis identified three subscales: ‘comfort’, ‘concern’, and ‘professionalism and education’. The properties of each subscale suggested they were unidimensional with variable internal structures. The ‘comfort’ subscale was the strongest of the three identified. All subscales demonstrated acceptable reliability estimation statistics (McDonald’s omega > 0.75) supporting the calculation of a sum score for each subscale. Conclusion The subscales identified are consistent with the literature. The ‘comfort’ subscale may be useful to longitudinally evaluate student perceptions of PPE. Further research is required to evaluate changes with PPE and the utility of the questionnaire with other health profession education programs.http://link.springer.com/article/10.1186/s12998-018-0176-0EvaluationItem response theoryOsteopathyOsteopathic medicineInternal structure
spellingShingle Brett Vaughan
Sandra Grace
A Mokken scale analysis of the peer physical examination questionnaire
Chiropractic & Manual Therapies
Evaluation
Item response theory
Osteopathy
Osteopathic medicine
Internal structure
title A Mokken scale analysis of the peer physical examination questionnaire
title_full A Mokken scale analysis of the peer physical examination questionnaire
title_fullStr A Mokken scale analysis of the peer physical examination questionnaire
title_full_unstemmed A Mokken scale analysis of the peer physical examination questionnaire
title_short A Mokken scale analysis of the peer physical examination questionnaire
title_sort mokken scale analysis of the peer physical examination questionnaire
topic Evaluation
Item response theory
Osteopathy
Osteopathic medicine
Internal structure
url http://link.springer.com/article/10.1186/s12998-018-0176-0
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