IHS 4504 Lecture Notes - Lecture 3: Library Catalog, Social Sciences Citation Index, Literature Review

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Chapter 3- The Literature Review
What is a literature review?
- A synthesis of the literature on a topic
- Locating summaries, books, journals and indexed publications on a topic, selectively
choosing which literature to include in your review, and then summarizing the literature
in a written report.
- Literature reviews vary with the type of study one is doing.
o Quantitative:
Literature review is done at the beginning of the study to justify the
importance of the study,
To provide historical structure.
To refine research questions, identify theory, methods and
instrumentation.
o Qualitative studies:
To justify the researh prole’s iportae
To compare and contrast findings at the end of the study
To place the new study in the already existing body of literature.
Purpose of doing a thorough LR
- To unintentionally not repeat work that has already been done.
- To avoid mistakes that have already been made (research designs or instrumentation
that did not work in the past)
- Identify research designs or instruments that were successful.
- To justify the importance of the study.
- To find out how those actually working in the profession will benefit from the research
work
- To develop a more thorough understanding of a theory- where it came from, how was it
used in previous research
- To serve as a source for replicating a study (strict or modified)
- To define a research question or problem statement
- To identify possible methods, procedures, and instruments for the proposed study.
Validity of health information
- Some sources where one can be confident of valid health information
o Referred journals (peer-reviewed journals): publishes articles that have been
reviewed and accepted by an independent panel of reviewers in same or closely
related fields.
o Internet sources but with caution!!!!
- Books
- Summary articles
- News reports
- Encyclopedias
Reading background information
- Primary sources:
o Written by someone who has observed or participated in the research process
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Document Summary

A synthesis of the literature on a topic. Locating summaries, books, journals and indexed publications on a topic, selectively choosing which literature to include in your review, and then summarizing the literature in a written report. To unintentionally not repeat work that has already been done. To avoid mistakes that have already been made (research designs or instrumentation that did not work in the past) Identify research designs or instruments that were successful. To justify the importance of the study. To find out how those actually working in the profession will benefit from the research work. To develop a more thorough understanding of a theory- where it came from, how was it used in previous research. To serve as a source for replicating a study (strict or modified) To define a research question or problem statement. To identify possible methods, procedures, and instruments for the proposed study.

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