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Table 6 Item revisiting duration (in sec) across four types of response change patterns for block 4

From: Investigation of answer changes on the USMLE® Step 2 Clinical Knowledge examination

 

Item revisiting duration (Sec)

Marginal Meana

Mean Difference from R-W (S.E.)

P-value

W-R

44.0

−2.4 (0.5)

< 0.0001

R-R

58.2

11.8 (1.4)

< 0.0001

W-W

50.4

4.0 (0.6)

< 0.0001

R-W

46.4

n/a

n/a

  1. W-R wrong to right response changes, R-W right to wrong response changes, W-W wrong to wrong response changes, R-R right to right response changes
  2. aCovariates appearing in the model are evaluated at the following values: STEP2 total test score = 232.51; Item difficulty = .7607
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BMC Medical Education

ISSN: 1472-6920

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