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Walden University Nursing Epidemiology Discussion

Walden University Nursing Epidemiology Discussion


Discussion Board 1

Please review Spector et al 2020 and Whittle et al 2020 below

Spector, A. L., Quinn, K. G., McAuliffe, T. L., DiFranceisco, W., Bendixen, A., & Dickson-Gomez, J. (2020). Health-related quality of life and related factors among chronically homeless adults living in different permanent supportive housing models: a cross-sectional study. Quality of Life Research, 29(8), 2051–2061.

Richard S. Whittle, & Ana Diaz-Artiles. (2020). An ecological study of socioeconomic predictors in detection of COVID-19 cases across neighborhoods in New York City. BMC Medicine, 18(1), 1–17.…

Post a brief description of the two studies you were assigned, with a particular focus on the study design and methods. Then:

  • Describe at      least one strength and one limitation of each study’s design.
  • Identify the      population, data sources, and epidemiologic measures of association that      the authors used.
  • Finally, share      your insights about the appropriateness of the design for the study. Do      you agree with the researchers’ choice of design?
  • Do you agree      with the researchers’ conclusions? Justify your reasoning.

Discussion Board 2

To prepare:

  • Search databases      Library and locate a peer-reviewed article from the last 5 years that      uses a randomized controlled trial study design. 
  • Article to write      on


Wang, M., Sokol, R., Luan, H., Perron, B. E., Victor, B. G., & Wu, S. (2020). Mental health service interventions for left-behind children in mainland China: A systematic review of randomized controlled trials. Children and Youth Services Review, 117.

  • Critically      analyze the following aspects of the research study:
    • Purpose
    • Study       population
    • Length of the       trial
    • Data collection       methods
    • Outcome       measures
    • Results and       conclusions
    • Ethical issues       associated with the study
  • Ask yourself:      How did this research study benefit from its experimental design? What was      achieved by randomization that might not otherwise have been achieved?


In a paper, not including title page and references, address the following:

  • Briefly identify      the population health topic (association between a risk factor and a      health outcome) you selected. 
  • Present a      research question based on this topic that you would like to answer in a      proposed study. 
  • Explain the      epidemiologic study design that would be most appropriate to assess and      address your population health problem.
  • Summarize the      data collection activities you would use (i.e., how you would collect      data—online survey, paper/pen, mailing, etc.).
  • Explain any      specific methodologic strategies you would use. For example, if you were      conducting a case-control study, how would you select your cases and      controls?
  • Consider the      methods you would use to make these selections. What are the strengths and      limitations of your selected approach?
  • Explain ethical      considerations pertaining to your study. 

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