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Fig. 1 | BMC Medical Education

Fig. 1

From: The validity of a professional competence tool for physiotherapy students in simulation-based clinical education: a Rasch analysis

Fig. 1

Differential Item Functioning across four assessment forms and the overall mean values of all assessment formats. The Differential Item Functioning measure maps the average item difficulty. The most difficult items score highest and the least difficult score lowest. Short refers to the single 25-min short-form simulation assessment. One week and Two week denotes the longitudinal simulation assessment formats of those time periods. Clinical represents the longitudinal assessments undertaken in clinical placements. Mean refers to an overall mean for all four assessment formats. For details of the outlier of item 6 during short form assessment, please refer to text

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