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This house believes that in 2014 antibiotics should be used to treat certain specific types of chronic back pain Philip Sell
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What we have
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Archie Cochrane
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CONFOUNDING FACTORS
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The Evidence Level one Single study Quality of evidence – Consort – Grade
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Systematic Review Meta-analysis
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Why the unease ? Why is it some have no doubts Why is it some have massive doubts?
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Medically unexplained symptoms
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Propioibacterium freudenreichii in Emmental cheese
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The reason we are uncomfortable Miracle cure for back pain: Agony ended by everyday antibiotics CHEAP antibiotics could end the agony of back pain for millions of Britons for ever. DAILY EXPRESS
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Press reports before peer acceptance MMR studies Steroids in cord injury Hence our doubts
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Magical thinking in improvement
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Need for a science-based approach Rigorous theory and methods Fully specify interventions and mechanisms How much evidence is needed
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Problem: childbed fever
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Vienna Maternity Institution: rates of puerperal fever 1841-1849
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Intervention was right; theory was wrong The logic of hand-washing with chlorine was right (the technical intervention worked) But the big theory of resorption of cadaveric particles was wrong And the adaptive work was disaster
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Why we should wait for further evidence
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Original Article Magnetic Resonance Imaging in Follow-up Assessment of Sciatica Abdelilah el Barzouhi, M.D., Carmen L.A.M. Vleggeert-Lankamp, M.D., Ph.D., Geert J. Lycklama à Nijeholt, M.D., Ph.D., Bas F. Van der Kallen, M.D., Wilbert B. van den Hout, Ph.D., Wilco C.H. Jacobs, Ph.D., Bart W. Koes, Ph.D., Wilco C. Peul, M.D., Ph.D., for the Leiden–The Hague Spine Intervention Prognostic Study Group N Engl J Med Volume 368 March 14, 2013 N Engl J Med Volume 368 March 14, 2013
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How it all began.....
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Conclusion MRI performed at 1-year follow-up in patients who had been diagnosed with sciatica and a herniated disc on MRI …… did not distinguish between those with a favorable outcome and those with an unfavorable outcome
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Back pain’s association with vertebral endplate signal changes in sciatica Abdelilah el Barzouhi, M.D., Carmen L.A.M. Vleggeert-Lankamp, M.D., Ph.D., Bas F. Van der Kallen, M.D., Geert J. Lycklama à Nijeholt, M.D., Ph.D., Wilbert B. van den Hout, Ph.D., Wilco C.H. Jacobs, Ph.D., Bart W. Koes, Ph.D., Wilco C. Peul, M.D., Ph.D., for the Leiden–The Hague Spine Intervention Prognostic Study Group Eurospine 2013
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Evolution of back pain in surgically treated patients according to VESC Evolution of back pain in conservatively treated patients according to VESC Backpain diminishes over time
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The Trial Unusual Control group show no change Trial recruitment Not spontaneous presentation Trial entry Invite to attend to 347 patients known to the organisation. 162 recruited
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Harmless?
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MMR Poor uptake of vaccines Measles epidemic in Wales
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This house believes that in 2014 antibiotics should be used to treat certain specific types of chronic back pain MORE STUDY REQUIRED BE OPEN MINDED REJECT THE MOTION
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