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Table 5 Mean and SD values obtained for the apparent prevalence and the true prevalence for the examinations between 2009 and 2011

From: Item pre-knowledge true prevalence in clinical anatomy - application of gated item response theory model

Year

Period

APa

TPb

Mean (SD)

Mean (SD)

2009

1

2.2 (0.2)

1.5 (1.3)

2009

2

0.0 (0.0)

1.2 (1.2)

2010

1

2.5 (0.2)

1.6 (1.4)

2010

2

3.3 (0.5)

2.6 (2.2)

2011

1

3.4 (0.2)

1.8 (1.5)

2011

2

2.1 (0.0)

3.7 (3.4)

  1. aAP % of students considered cheater (above cut-off point)
  2. bTP True prevalence
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BMC Medical Education

ISSN: 1472-6920

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