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Table 1 Effect size (Cohen’s “ d ”) in critical appraisal confidence, attitude and knowledge scores when comparing the different medical student groups

From: Teaching of evidence-based medicine to medical students in Mexico: a randomized controlled trial

  Critical appraisal confidence score Taylor instrument Attitude score Taylor instrument Knowledge score Taylor instrument Knowledge score EBM MCQ test
M5 EBM vs M4 1.05 1.06 0.91 4.06
M5 EBM vs M5 nonEBM 1.8 1.21 0.88 3.54
M6 vs M4 0.91 0.51 0.40 1.2
M6 vs M5 nonEBM 1.57 0.63 0.37 0.93
M6 vs M5 EBM 0.07 0.67 0.47 1.84