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Table 2 Perceived knowledge in EBM before and after the course

From: Undergraduate medical students’ perceptions, attitudes, and competencies in evidence-based medicine (EBM), and their understanding of EBM reality in Syria

EBM Knowledge Components Easy/Relatively Easy Difficult/Relatively Difficult
Pre Post Pre Post
PICO 21 (41%) 49 (98%) 30 (60%) 2 (3%)
Search 26 (52%) 46 (92%) 24 (48%) 4 (8%)
Study design 33 (65%) 46 (92%) 18 (35%) 4 (8%)
Bias 16 (32%) 36 (71%) 34 (68%) 15 (30%)
Sample size 23 (46%) 41 (81%) 27 (54%) 10 (19%)
Applicability 14 (27%) 32 (63%) 37 (73%) 19 (38%)
Statistics 14 (28%) 38 (75%) 38 (76%) 13 (25%)
Point of care 18 (36%) 36 (71%) 32 (64%) 15 (30%)