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Table 3 Test scores on three evidence-based medicine (EBM) knowledge tests measured before (pre-test) and after (post-test) the educational intervention in the EBM group

From: How to choose an evidence-based medicine knowledge test for medical students? Comparison of three knowledge measures

EBM knowledge test (min-max score) Pre-test Post-test P-value* Improvement from the pre-test
Median score (95% confidence interval) Percentage of the maximum possible score (range)
Berlin test (0–15) 6 (5–7) 8 (8–10) < 0.001 13% (7–20%)
ACE test (0–15) 8 (8–9) 11 (11–12) < 0.001 13% (13–20%)
Fresno test (0–124)a 11 (10–19) 56 (51–63) < 0.001 31% (25–42%)
  1. *Wilcoxon signed test
  2. an = 35 for the Fresno test (see Fig. 1)