NURS 6052: Essentials of Evidence-Based Practice Validity in Quantitative Research Designs

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Preparing for the Discussion

Questions 

  1. Select a quantitative study

    • Which study did you choose from the three provided?

    • Identify potential concerns regarding the internal validity of that study.

  2. Propose strategies to strengthen internal validity

    • How could the study design be improved to reduce threats to internal validity?

    • How would these improvements impact the other three types of validity: statistical conclusion validity, construct validity, and external validity?

  3. Discuss the consequences of ignoring validity

    • What are the risks for an advanced practice nurse if they fail to assess a study’s validity before using it to inform evidence-based practice?

Sample Solution

“Researchers who conduct scientific studies are often motivated by external factors, such as the desire to get published, advance their careers, receive funding, or seek certain results” (Unite for Sight, n.d., p.1). “As a consequence, a significant number of scientific studies are biased and unreliable” (Unite for Sight, n.d., p.1). There is a large influence of external factors that must be assessed to prevent bias and to ensure validity. Reliable studies…..Click below to access the full sample solution (PDF)