This chapter introduces the concept of critical appraisal and highlights its importance in evidence-based practice. This article describes the major components—title, introduction, methods, analyses, results and discussion sections—of quantitative research. These steps occur in sequence, vary in depth, and presume accomplishment of the preceding steps. Quantitative research uses statistical methods to count and measure outcomes from a study. This article outlines a stepwise approach to critical appraisal of research studies' worth to clinical practice: rapid critical appraisal, evaluation, synthesis, and recommendation. Such critical appraisal shows your commitment to evidence-informed practice and empowers you to create a practice culture based on the best available evidence. The outcomes are usually objective and predetermined. A large number of participants are usually involved to ensure that the results are statistically significant. Quantitative research. This is particularly the case when considering the results of quantitative research, which often contains the results of statistical testing. The quantitative research critical appraisal process includes three steps: (1) identifying the steps of the research process in studies; (2) determining study strengths and weaknesses; and (3) evaluating the credibility and meaning of study findings. To critically appraise nursing research, you must ask focused, meaningful questions to determine the overall integrity and applicability of the research.
However, the appraisal process is often overlooked, and critically appraising quantitative research can be daunting for both researchers and clinicians. Readers will be introduced to information on the various types of study designs and seven key questions health educators can … When critical care nurses apply a body of valid, reliable, and applicable evidence to daily practice, patient outcomes are improved. Some nurses feel that they lack the necessary skills to read a research paper and to then decide if they should implement the findings into their practice. Critical appraisal is the process of carefully and systematically examining research evidence to judge its trustworthiness, its value and relevance in a particular context.