Critical Appraisal: PICO & CASP

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How to read a paper systematically. PICO(T) for framing the question. CASP checklists (validity? results? applicability?). The three core appraisal questions: are the results valid, what are the results, will they help my patients. Hierarchy of questions: internal validity before external. Exam tip: appraisal questions are testable as 'what is the main weakness of this study?'.

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