The FINER and PICOT criteria can be useful tools in this process. CONCLUSION: It is essential to invest time, energy, and resources in the construction of the. Pregunta de investigación y estrategia PICOTMedicina. | journal- article. DOI: /medicina.v19i Formulación de preguntas clínicas específicas en formato PICO. En anteriores números de esta revista, se han revisado métodos de búsqueda y síntesis de la.

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Part 1—well structured clinical questions. For this reason, it is essential that every researcher is familiarized with strategies to develop a research question, as each one of its components must be defined. Cochrane Database Syst Rev 1: Having access oicot the knowledge produced about a certain subject is essential for the development of good research and adequate clinical action. Appl Nurs Res August;15 3: Silver based wound dressings and topical agents for treating diabetic foot ulcers.

In order to have scientific evidence, a previous research is necessary, conducted according to scientific precepts 4. Services on Demand Journal. Evidence based clinical practice. In addition, this paper provides a description of possible epidemiological designs that can be derived from this question, its advantages and disadvantages.


These terms allow for combinations of descriptors that will be used estratevia the search, with AND for a restrictive combination, OR for an additive combination and NOT for an excluding combination. The PICO strategy for the research question construction and evidence search.

No warranty is given about the accuracy of the copy. Rev Latino-am Enfermagem maio-junho;13 3: RCT studies have showed conflicting results in situations with similar research objectives and objects and generate doubts regarding effectiveness, fundamentation, indications and results of several health practices.

This abstract may be abridged.

EBP aims to improve care through the identification and promotion of workable practices and, at the same time, through the elimination estratevia inefficient and prejudicial ones 7minimizing the gap between the generation of evidence and its application in patient care. Langenbecks Arch Surg October; 5: This interface can be accessed on http: The identification of the best evidence requires the construction of an appropriate research question and review of the literature.


PICO process

Elements of a systematic review. Scientific evidence represents a proof that certain knowledge is true or false.

EBP proposes that clinical problems that emerge from care practice, teaching or research be decomposed and organized using the PICO strategy 7, This article describes the use of the PICO strategy for the construction of the research question and bibliographical search.

Selection of the search terms: History and development of evidence-based medicine.

The PICO strategy for the research question construction and evidence search

Evidence is what is clear, the confirmation of a truth that elicits no doubt. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Remote access to EBSCO’s databases is permitted to patrons of subscribing institutions accessing from remote locations for personal, non-commercial use. NT Learn Curve April 7; 3 2: This information will be important for the correct application of evidence-based medicine.

Bergin SM, Wraight P. In this review a description of the characteristics of a good research question and its construction by the strategy known as PICOT will be made. Wyatt J, Guly H. In the course of the twentieth century, health research estartegia have been refined and clinical trials have improved.

When analyzing the dressings available, they detected that modern dressings possess silver picto their composition anti-microbial but are not widely used. English Portuguese Copyright of Revista Medicina is the property of Revista Piot and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder’s express written permission.

However, remote access to EBSCO’s databases from non-subscribing institutions is not allowed if the purpose of the use is for commercial gain through cost picoy or avoidance for a non-subscribing institution.


World J Surg May;29 5: The adequate well constructed research question allows for the correct definition of which information evidence is needed to solve the clinical research question 7,maximizes the recovery of evidence in ;icot database, focuses on the research scope and avoids unnecessary searching.

Archie Cochrane Estfategia Kingdom exerted a profound influence on the assessment of medical interventions, establishing the importance of RCT in the evaluation of treatment effectiveness 5. How to cite this article. The descriptors are classified as: Users estrztegia refer to the original published version of the estrstegia for the full abstract. Part II—Searching evidence databases.

Combination of components of the PICO strategy for the finalization of the search strategy: These four components are the essential elements of the research question in EBP and of the construction of the question for the bibliographic search of evidence 7, Stages 1, 2, 3 and 4 represent the development of studies called systematic review, a fundamental research model inside EBP. The EBP previews methodologies and processes in order to identify evidence of whether a certain treatment or diagnosis is effective, strategies to evaluate the quality of studies and mechanisms to implement it in care.

Table 2 presents the four components of the PICO strategy and Table 3 presents an example of its use to construct a research question 13, Number and size estraregia randomized trials reported in general health care journals from to The PICO strategy can be used to construct several kinds of research questions, originated from clinical practice, human and material resource management, the search of symptom assessment instruments, among others.