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Table 4 Item difficulty level and item-total correlations for the Clinical Reasoning Problems (CRP) test

From: An innovative method to assess clinical reasoning skills: Clinical reasoning tests in the second national medical science Olympiad in Iran

  CRP1 CRP2 CRP3 CRP4 CRP5 CRP6 CRP7 CRP8 CRP9 CRP10
Item difficulty level 0.57 0.51 0.69 0.54 0.40 0.56 0.43 0.64 0.49 0.53
Item-total correlation 0.61 0.39 0.44 0.44 0.50 0.51 0.49 0.32 0.49 0.52