Combo Sources/ Levels Of Evidence Writing Picot – Flashcards
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Quantitative study
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Inquiry that (1) examines preidentified issues; ( 2) uses designs that control extraneous variables; (3) uses numeric measures to determine levels of various variables; and (4) analyzes data using statistical or graphing methods
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Qualitative research
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Inquiry regarding human phenomena that refrains from imposing assumptions on study participants and situations. Its purposes include exploration, description, and theory generation, (cause and effect, is descriptive)
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Quasi experimental research
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A type of intervention research in which either random assignments to control groups or control over the intervention and setting is not possible
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Randomized control trial (RCT)
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An experimental study that involves advanced testing of an intervention using defined study protocols typically with a large, diverse sample
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Systematic review (SR)
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A comprehensive and systematic identification, analysis, and summary of research evidence related to a specified issue. An SR can use statistics, tabulation, compare-and contrast methods, or pattern-identification to reach conclusions based on the body of studies in the review
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Levels of evidence
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classifications for the quality and rigor of the research evidence.
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Evidence based practice impact model
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step1. ask and search---> step 2 appraise---> step 3design----> step 4 EBP----> step 5 impact
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PICOTS
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P-population I- intervention/ issue C- comparison intervention O- outcome T- Timing S- Setting
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Level of evidence I
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systematic review or meta analysis
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Level of evidence II
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Randomized controlled trial
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Level of evidence III
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Controlled trial without randomization
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Level of evidence IV
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Case-control or cohort study
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Level of evidence V
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systematic review of qualitative or descriptive studies
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Level of evidence VI
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Qualitative or descriptive study
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Level of evidence VII
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Expert opinion or consensus
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What is a systematic review?
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A structured, comprehensive synthesis of the research literature to determine the best research evidence to address a healthcare question.
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What is a meta-analysis?
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A meta-analysis statistically pools the results from previous studies into a single quantitative analysis that provides the highest level of evidence for an intervention's efficacy.
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What is a meta synthesis??
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A systematic compilation and integration of qualitative study results to expand understanding and develop a unique interpretation of study findings in the selected area.
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What are the elements of a PICO question?
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P: population or participants of interest I: intervention needed for practice C: comparisons of interventions to determine the best for practice O: outcomes needed for practice
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Evidence-Based Practice
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evidence-based nursing occurs when the nurse can "integrates best current evidence with clinical expertise and patient/family preferences and values for delivery of optimal health care"
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Components of Evidence-Based Practice
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-Clinical Expertise -Best Evidence -Patient Values & Preferences
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Quantitative Research
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the systematic collection, statistical analysis, and interpretation of numerical data.
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Qualitative Research
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systematic collection and thematic analysis of narrative data. The research collects and analyzes words, rather than numbers
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Overview of the Research Process
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Formulating the Research Problem and Purpose Determining Study Methods Collecting Research Data Analyzing Research Data Communicating Research Findings Using Research Findings in Practice
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Dependent Variable
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a behavior, characteristic, or outcome, that the researcher wishes to explain or predict
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Independent Variable
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is the presumed cause of or influence on the dependent variable
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Hypothesis
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predictive statement about the relationship between two or more variables
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Methodology
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can be thought of as logistics or mechanics
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Research Design
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refers to the overall structure or blueprint or general layout of a study
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PICO
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P- Patient, Population, or Problem of Interest I- Intervention, or therapy to consider for the subject of interest C- Comparison of interventions, such as no treatment O- Outcome of Intervention D-design S-setting C-context T-time frame
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Rights of Study Participants
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RIGHT TO NOT BE HARMED RIGHT TO FULL DISCLOSURE RIGHT TO SELF DETERMINATION RIGHT TO PRIVACY
