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Table 5 Item difficulty level and item-total correlations for the Comprehensive Integrative Puzzles (CIP) test

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

 

Q1

Q2

Q3

Q4

Q5

Q6

Q7

Q8

Q9

Item difficulty level

0.90

0.56

0.56

0.59

0.69

0.56

0.39

0.55

0.57

Item-total correlation

0.36

0.67

0.69

0.53

0.66

0.51

0.50

0.69

0.66

 

Q10

Q11

Q12

Q13

Q14

Q15

Q16

Q17

Q18

Item difficulty level

0.50

0.50

0.51

0.67

0.60

0.57

0.72

0.68

0.66

Item-total correlation

0.55

0.67

0.59

0.77

0.64

0.66

0.78

0.77

0.80