Literature review and critical appraisal

What is the primary purpose of a literature review ?

• To present new research findings

• To summarise and analyse existing research

• To critique a specific study

• To propose a new theory

Which of the following is NOT a characteristic of a systematic review?

• Transparent and replicable

• Focuses on a single source

• Involves a comprehensive search of the literature

• Uses predefined criteria for inclusion and exclusion

What is meant by critical appraisal in the context of a literature review?

• Accepting the conclusions of a study without questioning

• Systematically evaluating research for its validity and relevance

• Ignoring studies with negative findings

• Organising studies based on their publication date

Which section of the research article typically contains the most detailed critical analysis?

• Introduction

• Methodology

• Results

• Discussion

What is the importance of identifying gaps in the literature during a review?

• To avoid conducting further research

• To discredit previous research

• To highlight where more research is needed

• To critique the validity of all studies

When doing a critical appraisal why is it important to evaluate the methodology of studies?

• To understand whether the research methods are appropriate and reliable

• To ensure the results are published in reputable journals

• To critique the authors writing style

• To identify the length of the study

In critical appraisal, why is it important to consider the sample size of a study?

• Larger sample sizes always produce more reliable results

• Small sample sizes are always unreliable

• Sample size does not impact study reliability

• Sample size affects the statistical power and generalisability of the results

Which of the following would be considered a weakness in a literature review?

• Comprehensive coverage of existing literature

• Critical evaluation of different perspectives

• Narrow focus on a single study or author

• Identification of research gaps

When critically appraising a research article, what is one of the first things you should assess?

• The journals impact factor

• The research question or hypothesis

• The length of the article

• The title of the article

Why is it important to evaluate the funding sources of studies during critical appraisals?

• To determine whether the study was expensive

• To find out how well known a funder is

• To critique the authors affiliations

• To assess whether there might be conflicts of interest or bias