Evidence-Based MedicinevsResearch Methodology<br />SohailBajammal<br />October 6, 2011<br />
Objectives<br />What is EBM (EBCP)? How is it different from research?<br />Why do we need to learn the skills of EBM?<br ...
What got me into EBM….<br />What is a double blind study?<br />Two orthopaedic surgeons<br />reading an ECG<br />
Double blind in orthopaedics?<br />
What is research?<br />Systematic investigation towards increasing the sum of knowledge<br />(Chambers 20th Century Dictio...
Perspectives of Research <br />Basic Science<br />Social<br />Health Problem<br />“Trauma”<br />Economic<br />Legal<br />C...
Doing<br />Research Methodology<br />Research<br />Evidence-Based Clinical Practice<br />Using<br />
EBM (EBCP)<br />Research Evidence<br />Patients’ Preferences<br />Clinical Expertise<br />Clinical Circumstances<br />Hayn...
EBM & Critical Thinking<br />“ثمنرقىفيالبحثوالمقاييسعلىالتدريجوالترتيب<br />معانتقادالمقدماتوالتحفظفيالنتائج<br />ونجعلغرض...
Steps of Practicing EBCP<br />
How would you search for answers?<br />Ask the audience<br />Ask a friend<br />Flip through a textbook<br />Google it up!<...
It depends on the question!<br />How do I look like in the pictures in the newspapers? Friends & Audience<br />Where to do...
What’s wrong with textbooks?<br />Excellent for the principles & basic knowledge<br />Usually single authored chapters<br ...
What’s wrong with googling?<br />
What’s wrong with googling?<br />Reliability & credibility of source<br />Google Scholar is good<br />
In: Glasziou P, Del Mar C: Evidence-based Practice Workbook: Bridging the gap between health care research and practice. B...
In: Glasziou P, Del Mar C: Evidence-based Practice Workbook: Bridging the gap between health care research and practice. B...
Usefulness of Information<br />Hurwitz SR, Slawson DA, Shaughnessy A. Orthopaedic information mastery: applying evidence-b...
Satisficing<br />‘‘where busy clinicians will be satisfied with the information they can readily summon, while sacrificing...
Before we move on, <br />What are the differences between articles & books?<br />Are all articles good? Are all journals g...
How does an article look like?<br />
Read the article titles  If relevant, read the abstract<br />If you read the abstract & it’s relevant  get the full text...
Journal Name, Volume, Issue, Pages<br />Article Title<br />Authors & Contact Info<br />MeSH Terms<br />Abstract<br />When ...
How does a full text article look like?<br />Same information as abstract, PLUS<br />Introduction<br />Methods<br />Result...
Where are articles stored?<br />Articles are published in Journals<br />Journals are published by Publishers<br />Journals...
Database (e.g. MEDLINE)<br />Journal of Medicine<br />Journal of Medical Research<br />Engineering Journal<br />Business J...
What we have talked about?<br />What is EBM (EBCP)? How is it different from research?<br />Why do we need to learn the sk...
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Evidence-based Clinical Practice versus Research Methodology

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Evidence-based Clinical Practice versus Research Methodology

  1. 1. Evidence-Based MedicinevsResearch Methodology<br />SohailBajammal<br />October 6, 2011<br />
  2. 2. Objectives<br />What is EBM (EBCP)? How is it different from research?<br />Why do we need to learn the skills of EBM?<br />How to practice EBM?<br />
  3. 3. What got me into EBM….<br />What is a double blind study?<br />Two orthopaedic surgeons<br />reading an ECG<br />
  4. 4. Double blind in orthopaedics?<br />
  5. 5. What is research?<br />Systematic investigation towards increasing the sum of knowledge<br />(Chambers 20th Century Dictionary)<br />
  6. 6. Perspectives of Research <br />Basic Science<br />Social<br />Health Problem<br />“Trauma”<br />Economic<br />Legal<br />Clinical<br />Diagnosis<br />Therapy<br />Prognosis<br />
  7. 7. Doing<br />Research Methodology<br />Research<br />Evidence-Based Clinical Practice<br />Using<br />
  8. 8. EBM (EBCP)<br />Research Evidence<br />Patients’ Preferences<br />Clinical Expertise<br />Clinical Circumstances<br />Haynes et al. BMJ 2002;324:1350<br />
  9. 9. EBM & Critical Thinking<br />“ثمنرقىفيالبحثوالمقاييسعلىالتدريجوالترتيب<br />معانتقادالمقدماتوالتحفظفيالنتائج<br />ونجعلغرضنافيجميعمانستقرئهونتصفحه<br />استعمالالعدللااتباعالهوى<br />ونتحرىفيسائرمانميزهوننتقده<br />طلبالحقلاالميلمعالآراء”<br />الحسنبنالهيثم<br />
  10. 10. Steps of Practicing EBCP<br />
  11. 11. How would you search for answers?<br />Ask the audience<br />Ask a friend<br />Flip through a textbook<br />Google it up!<br />Search the literature<br />
  12. 12. It depends on the question!<br />How do I look like in the pictures in the newspapers? Friends & Audience<br />Where to download the latest song? Google<br />What is the blood supply to the femur? Textbook<br />What are the effects of soft drinks on fracture healing? Journals<br />
  13. 13. What’s wrong with textbooks?<br />Excellent for the principles & basic knowledge<br />Usually single authored chapters<br />Likely biased, author’s opinion<br />Not peer-reviewed<br />Outdated (at least 4 years)  except the frequently updated online books (not PDF eBooks)<br />
  14. 14. What’s wrong with googling?<br />
  15. 15. What’s wrong with googling?<br />Reliability & credibility of source<br />Google Scholar is good<br />
  16. 16. In: Glasziou P, Del Mar C: Evidence-based Practice Workbook: Bridging the gap between health care research and practice. Blackwell Publishing - BMJ Books. 2007. PP 3-13<br />
  17. 17. In: Glasziou P, Del Mar C: Evidence-based Practice Workbook: Bridging the gap between health care research and practice. Blackwell Publishing - BMJ Books. 2007. PP 3-13<br />
  18. 18.
  19. 19.
  20. 20. Usefulness of Information<br />Hurwitz SR, Slawson DA, Shaughnessy A. Orthopaedic information mastery: applying evidence-based information tools to improve patient outcome while saving orthopaedists’ time. J Bone Joint Surg Am. 2000;82:888–895.<br />
  21. 21. Satisficing<br />‘‘where busy clinicians will be satisfied with the information they can readily summon, while sacrificing quality for convenience”<br />كبب وليّس ، يطلع كويس<br />Carter BS, Leuthner S. Decision making in the NICU—strategies, statistics and ‘‘satisficing.’’ Bioethics Forum. 2002;18:7–15.<br />
  22. 22. Before we move on, <br />What are the differences between articles & books?<br />Are all articles good? Are all journals good?<br />How does an article look like?<br />
  23. 23. How does an article look like?<br />
  24. 24. Read the article titles  If relevant, read the abstract<br />If you read the abstract & it’s relevant  get the full text<br />
  25. 25. Journal Name, Volume, Issue, Pages<br />Article Title<br />Authors & Contact Info<br />MeSH Terms<br />Abstract<br />When you search by keywords, you search in these areas<br />
  26. 26. How does a full text article look like?<br />Same information as abstract, PLUS<br />Introduction<br />Methods<br />Results<br />Discussion<br />References<br />
  27. 27. Where are articles stored?<br />Articles are published in Journals<br />Journals are published by Publishers<br />Journals are indexed by Databases (e.g., MEDLINE, EMBASE)<br />Instead of going to each publisher website & look for articles, you search for articles in a database<br />There are many companies/websites that searches a database (e.g., Medline): PubMed, OVID<br />
  28. 28. Database (e.g. MEDLINE)<br />Journal of Medicine<br />Journal of Medical Research<br />Engineering Journal<br />Business Journal<br />Article 1<br />Article 1<br />Article 1<br />Article 1<br />Article 2<br />Article 2<br />Article 2<br />Article 2<br />Article 3<br />Article 3<br />Article 3<br />Article 3<br />Article 4<br />Article 4<br />Article 4<br />Article 4<br />Article 5<br />Article 5<br />Article 5<br />Article 5<br />Article 6<br />Article 6<br />Article 6<br />Article 6<br />Multiple Browsers (e.g., PubMed, OVID)<br />Publisher: Springer<br />Publisher: Mosby<br />Publisher: ABC<br />Publisher: XYZ<br />
  29. 29. What we have talked about?<br />What is EBM (EBCP)? How is it different from research?<br />Why do we need to learn the skills of EBM?<br />How to practice EBM?<br />

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