Table 3 Student self-perceptions about EBM competency and attitudes about EBM
From: Adopting a blended learning approach to teaching evidence based medicine: a mixed methods study
Question | BL(n = 27) (mean score (95% CI)) | DID(n = 34) (mean score (95% CI)) | P-value |
|---|---|---|---|
1. I can confidently construct an answerable question using the PICO framework | 4.0 (3.82-4.17) | 4.34 (4.04-4.64) | 0.01 |
2. I can conduct an effective literature search using MEDLINE | 4.06 (3.82-4.17) | 4.18 (3.90-4.46) | 0.39 |
3. I understand how biases (selection, performance, attrition, detection) may affect the validity of a study | 3.44 (3.20-3.68) | 3.62 (3.40-3.85) | 0.31 |
4. I can confidently calculate and interpret different measures of effect (i.e. RR, RRR, ARR, NNT) | 3.31 (3.02-3.60) | 3.43 (3.13-3.74) | 0.58 |
5. I can confidently critically appraise studies of ‘therapy’ and apply the findings to a clinical context | 3.89 (3.65-4.10) | 3.75 (3.50-3.99) | 0.39 |
6. I can confidently critically appraise studies of ‘harm’ and apply the findings to a clinical context | 3.86 (3.64-4.08) | 3.50 (3.25-3.74) | 0.04 |
7. I can confidently critically appraise studies of ‘diagnosis’ and apply the findings to a clinical context | 3.82 (3.62-4.03) | 3.34 (3.12-3.56) | 0.01 |
8. I can confidently critically appraise studies of ‘prognosis’ and apply the findings to a clinical context | 3.72 (3.49-3.94) | 3.34 (3.12-3.56) | 0.01 |
9. I can interpret a systematic review and apply the findings to a clinical context | 3.79 (3.55-4.02) | 3.46 (3.17-3.75) | 0.05 |
10. This unit enabled me to achieve its learning objectives | 3.72 (3.45-3.99) | 3.43 (3.13-3.74) | 0.12 |
11. I found the unit to be intellectually stimulating | 3.72 (3.43-4.01) | 3.03 (2.69-3.36) | 0.01 |
12. Overall I was satisfied with the quality of this unit | 3.69 (3.36-4.01) | 3.18 (2.84-3.53) | 0.03 |
13. I have used my EBM skills when studying this year | 3.31 (2.97-3.64) | 2.78 (2.44-3.12) | 0.02 |
14. The workload for each EBM session was reasonable | 3.93 (3.64-4.21) | 3.62 (3.28-3.96) | 0.22 |
15. I believe that I will use my EBM skills during my clinical career | 4.20 (3.97-4.44) | 3.81 (3.54-4.07) | 0.03 |
16. I believe that practicing evidence based medicine is critical in being a good clinician | 4.44 (4.20-4.68) | 4.12 (3.85-4.39) | 0.08 |