The PICO strategy for the research question construction and evidence search

Rev Lat Am Enfermagem. May-Jun 2007;15(3):508-11. doi: 10.1590/s0104-11692007000300023.


Evidence based practice is the use of the best scientific evidence to support the clinical decision making. The identification of the best evidence requires the construction of an appropriate research question and review of the literature. This article describes the use of the PICO strategy for the construction of the research question and bibliographical search.

MeSH terms

  • Nursing Research / methods*
  • Outcome Assessment, Health Care*
  • Review Literature as Topic*