Evaluating professionalism in medical undergraduates using selected response questions: findings from an item response modelling study

Table 2 Standardised performance on Conscientiousness Index z scores and the three groups of Selected Response Questions (SRQs- logit z scores) according to peer rating category for students in both cohorts (N = 194)

Peer Ratings of Professionalism	Conscientious. Index z scores*	*Anatomy*SRQ Performance Mean (SD)	*Skills*SRQ Performance Mean (SD)	*Professionalism*SRQ Performance
High (N = 13)	.83 (.7)**	.75(1.1)*	.21(.9)^§	.33(1.1)
Neither (N = 163)	.01(1.0)**	-.06(.9)	.02(1.0)	.02(1.0)
Low (N = 16)	-.74(1.1)**	.33 (1.1)	-.40(.9)	-.34(1.0)

** All intergroup differences significant at the p <.01 level
* Intergroup difference between "High" and "Neither" group significant at the p <.01 level
^§ Intergroup difference between "high" and "low" group of borderline significance at p = .07

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