2012, Number 1
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Rev Med Inst Mex Seguro Soc 2012; 50 (1)
Clinical Research VII. Systematic search: how to look for medical documents
Rivas-Ruiz R, Talavera JO
Language: Spanish
References: 12
Page: 53-58
PDF size: 160.34 Kb.
ABSTRACT
In the process of responding to questions generated during medical
care, the number of articles appearing in the search is so vast
that a strategy must be considered. This article describes the process
to find and select the information to help us respond the needs
of our patients. The judgment of the quality and relevance of the
answer depends on each reader. Initially you have to look in places
where there is medical arbitration for publications, reasons why we
recommend PubMed. Start the search once the acronym PICO
breakdown, where
P is for patients,
I intervention,
C comparator
and
O outcome or result; these words are used as MeSH (Medical
Subject Headings) and are linked with boolean terms (and, or and
not). The acronym PICO shares components with the classical
model of the Architecture of the Research described by Dr. Alvan
R. Feinstein. A good search should participate in the response to
our question in the first 20 articles, if it does not happen, the search
must be more specific with the use of filters.
REFERENCES
US National Library of Medicine, National Institutes of Health. Pubmed. Consultado en http://www.ncbi.nlm.nih. gov/pubmed/
Talavera JO, Wacher-Rodarte NH, Rivas-Ruiz R. Clinical research III. The causality studies. Rev Med Inst Mex Seguro Soc 2011;49(3):289-294.
Stone PW. Popping the (PICO) question in research and evidencebased practice. Appl Nurs Res 2002;15(3):197e-198e.
Tricco A, Tetzlaff J, Moher D. The art and science of knowledge synthesis J. Clin epidemiol 2011;64:11-20
Higgins JPT, Green S, editors. Cochrane Handbook for Systematic Reviews of Interventions Version 5.1.0. (Acutalizado en marzo de 2011]. The Cochrane Collaboration; 2011. Disponible en www.cochrane-handbook.org
Feinstein AR. Clinical epidemiology The architecture of clinical research. US: WB Saunders; 1985.
Egger M, Smith GD Altman D. Systematic reviews in health care: meta-analysis in context. Second edition. London: BMJ; 2001.
Khan K, Kunz R, Kleijnen J, Antes G. Systematic reviews to support evidence-based medicine. Second edition. London: Royal Society of Medicine; 2011.
Talavera JO. Clinical research I. The importance of research design. Rev Med Inst Mex Seguro Soc 2011;49(1): 53-58.
Talavera JO, Rivas-Ruiz R. Clinical research IV. Relevancy of the statistical test chosen. Rev Med Inst Mex Seguro Soc 2011;49(4):401-405.
Talavera JO, Rivas-Ruiz R, Bernal-Rosales LP. Clinical research V. Sample size. Rev Med Inst Mex Seguro Soc 2011;49(5):517-522.
Talavera JO, Rivas-Ruiz R. Clinical research VI. Clinical relevance. Rev Med Inst Mex Seguro Soc 2011;49(6):631- 635.