Chapter 13 - Building an Evidence-Based Nursing Practice

Question 1

definition of evidence-based practice

Answer 1

conscientious integration of 
(1) clinical expertise with 
(2) best research evidence and 
(3) patient's circumstances & values
in delivery of high-quality, cost-effective health care

Question 2

goal of evidence-based practice

Answer 2

implementation of high-quality cost-effective care to promote positive outcomes

Question 3

some benefits of evidence-based nursing practice

Question 4

some challenges to evidence-based nursing practice

Question 5

What does the acronym PICOT represent?

Answer 5

P - population or participants of interest
I - intervention 
C - comparison intervention
O - outcomes 
T - time

Question 6

Some common sources for current research literature

Question 7

Systematic Review

Answer 7

• narrowly-focused synthesis of research findings from QUANTitative studies
• looks at studies of similar methodology
• same standards of rigor, etc, as primary research studies

Question 8

Meta-Analysis

Answer 8

• statistically pools results from previous studies into single QUANTitative analysis
• allows for application of scientific criteria (sample size, level of significance, variables)

Question 9

What results are reported in a meta-analysis?

Answer 9

• a large, diverse sample MORE representative of target population
• determination of overall significance of probability of pooled data
• indication of efficacy of intervention, coming from average effect size determined from several quality studies (stronger evidence)
• strength of relationship between variables (better known because coming from many studies)