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. 2011 Jun 30;12:64. doi: 10.1186/1471-2296-12-64

Table 2.

Percentage of residents with a passing score before and after the educational intervention and 95% confidence interval of the difference

Before After CI 95%
Q1 Formulate Question 22.9 28.3 -2.1-13.1
Q2 Sources of information 12.3 22.3 3.3-16.1
Q3 Search 04.8 22.6 12.0-23.6
Q4 Study Design 22.9 37.7 6.7-22.5
Q5 Relevance 14.4 23.9 2.7-16.3
Q6 Internal validity 28.2 38.2 2.1-18.4
Q7 Magnitude of effect 1.6 14.5 8.4-17.7
Q8 Sensitivity 42.2 82.3 32.2-47.6
 Specificity 34.0 78.5 36.9-52.4
 Positive Predictive Value 32.6 81.5 41.5-56.5
 Negative Predictive Value 25.9 79.9 46.4-61.1
 Positive Likelihood Ratio 8.2 47.8 32.5-46.6
Q9 Absolute Risk Reduction 21.3 81.0 52.7-66.7
 Relative Risk Reduction 06.5 63.9 52.1-64.3
 Number Needed to Treat 10.6 60.3 42.7-56.9
Q10 Confidence Interval 13.2 48.3 27.7-42.6
Q11 Best Study Design, Diagnosis 24.0 44.0 11.7-27.8
Q12 Best Study Design, Prognosis 24.9 44.9 12.0-28.3