Skip to main content

Table 3 Response change patterns and outcomes by score change for block 4

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

  Score Gain (n = 8461) Score Loss (n = 5263) No Score Change (n = 5212)
Mean number of items % Mean number of items % Mean number of items %
Items with revisits 18.6 42.3% 17.8 40.4% 13.8 31.3%
Items with revisits and no response change 16.4 88.2%a 15.8 88.8%a 13.1 94.8%a
Items with revisits and response change 2.2 11.8%a 2.0 11.2%a 0.7 5.1%a
W-R 1.55   0.14    
R-W 0.16   1.36    
R-R 0.04   0.04    
W-W 0.45   0.44    
W-R/R-W ratio 9.69   0.10    
Mean score change 0.032   −0.028    
  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. aPercentage is calculated based on items with revisits