Methodological filters

To be added to your search to find the most relevant and valid studies. Keyword search terms are shown in italics.

Prognosis studies

Best single term Maximum recall Maximum precision
explode cohort studies
  1. incidence
  2. explode cohort studies
  3. explode mortality
  4. prognos$
  5. predict$
  6. course
  7. OR 1-6
  1. prognosis
  2. survival analysis
  3. 1 OR 2

Therapy studies

Best single term Maximum recall Maximum precision
clinical trial.pt
  1. randomised controlled trial.pt
  2. therapy
  3. therapeutic use
  4. random$
  5. OR 1-4
  1. double and blind$
  2. placebo$
  3. 1 OR 2

Diagnosis studies

Best single term Maximum recall Maximum precision
sensitivity
  1. explode “sensitivity and specificity”
  2. explode diagnosis
  3. sensitivity
  4. specificity
  5. OR 1-4
  1. explode “sensitivity and specificity”
  2. predictive and value$
  3. 1 OR 2

Aetiology studies

Best single term Maximum recall Maximum precision
risk
  1. explode cohort studies
  2. explode risk
  3. case and control
  4. odds and ratio$
  5. relative and risk
  6. OR 1-5
  1. case-control studies
  2. cohort studies
  3. 1 OR 2

Systematic reviews

Best single term Maximum recall Maximum precision
meta-analysis.pt
  1. meta-analysis.pt
  2. meta-analysis
  3. Medline
  4. metaanalys$
  5. meta
  6. analys$
  7. OR 1-6
  1. meta-analysis.pt

Guidelines and recommendations

Best single term Maximum recall Maximum precision
explode guidelines
  1. explode guidelines
  2. health planning gugidelines
  3. guideline.pt
  4. practice guideline.pt
  5. guideline$ or recommend$ or consensus
  6. standards or paramater$
  7. OR 1-6

Medline searching

References:

  • Greenhalgh, T. How to read a paper: the basics of evidence-based medicine. BMJ, 1997
  • McKibbon, K.A. and Walker, C.J. Beyond ACP Journal Club: how to harness Medline for therapy problems. ACP Journal Club 1994 Jul-Aug: A10. (Ann Intern Med 121, suppl 1)
  • McKibbon, K.A. and Walker, C.J. Beyond ACP Journal Club: how to harness Medline for diagnosis problems. ACP Journal Club 1994 Sept-Oct; AlO. (Ann Intern Med 121, suppl 2)
  • Walker-Dilks, C.J., McKibbon, K.A., and Haines, R.B. Beyond ACP Journal Club: how to harness Medline for prognosis problems. ACP Journal Club 1995 Jul-Aug: A12-14 (Ann Intern Med 123, suppl 1)
  • Walker-Dilks, C.J., McKibbon, K.A., and Haines, R.B. Beyond ACP Journal C/ub: how to harness Medline for etiology problems. ACP Journal Club 1994 Nov-Dec: AIO-1 I (Ann Intern Med 122, suppl 3)
  • NHS Centre for Reviews and Dissemination. Undertaking systematic reviews of research on effectiveness: CRD guidelines for those carrying out or commissioning reviews. CRD Report No.4 1996.
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