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Discuss the purpose of the literature review and in which situation will you use it? Discuss also what are the challenges that nurses are facing today when they have to do a literature review?Copyright © 2012 Wolters Kluwer Health | Lippincott Williams & Wilkins
Chapter 6
Theoretical Frameworks
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Question
Tell whether the following statement is true or false:
A theory is an abstraction that purports to account for or explain phenomena.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Answer
True
A theory is an abstraction that purports to account for or explain phenomena.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Question
What is a descriptive theory?
An abstract generalization that systematically explains relationships among phenomena
A theory that thoroughly describes a phenomenon, based on rich observations of it
A theory attempt to describe large segments of the human experience
A theory that focuses on a specific aspect of human experience
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Answer
B
Classical theory: an abstract generalization that systematically explains relationships among phenomena
Descriptive theory: a theory that thoroughly describes a phenomenon, based on rich observations of it
Grand theory: a theory that attempts to explain large aspects of human experience
Middle-range theory: a theory that focuses on a specific aspect of human experience
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Theory
An abstraction that purports to account for or explain phenomena
Classical theory: an abstract generalization that systematically explains relationships among phenomena
Descriptive theory: a theory that thoroughly describes a phenomenon, based on rich observations of it
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Theory (cont.)
Grand theory: a theory that attempts to explain large aspects of human experience
Middle-range theory: a theory that focuses on a specific aspect of human experience
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Question
Tell whether the following statement is true or false:
Schematic models are graphic, theory-driven representations of phenomena and their interrelationships using symbols or diagrams and a minimal use of words.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Answer
True
Schematic models are graphic, theory-driven representations of phenomena and their interrelationships using symbols or diagrams and a minimal use of words.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Conceptual Models
Deal with abstractions, assembled in a coherent scheme
Represent a less formal attempt than theories to explain phenomena
Do not have formal propositions about relationships among phenomena
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Framework
Theoretical frCopyright © 2012 Wolters Kluwer Health | Lippincott Williams & Wilkins
Chapter 5
Literature Reviews: Finding and Critiquing Evidence
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Question
Tell whether the statement is true or false:
A research literature review is a written summary of evidence on a research problem.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Answer
True
A research literature review is a written summary of evidence on a research problem.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Purposes of a Literature Review
Identification of a research problem
Orientation to what is known/not known
Determination of gaps or inconsistencies in a body of research
Determination of a need to replicate a study
Identification of clinical interventions that need to be tested
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Purposes of a Literature Review (cont.)
Identification of relevant conceptual frameworks for a research problem
Identification of suitable designs and data collection methods
Identification of experts who could be used as consultants on a project
Assistance in interpreting findings and developing implications
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Sources of Information in a Research Literature Review
Principal reliance on primary sources (research reports written by researchers who conducted the study)
Less reliance on secondary sources (summaries of studies by others)
Peripheral use of anecdotal reports, opinion articles, case reports
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Question
Tell whether the statement is true or false:
An ancestry approach uses pivotal studies to search forward to subsequent studies that cited it.
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Answer
False
Ancestry approach: tracking down earlier studies cited in a reference list of a report
Descendancy approach: using a pivotal study to search forward to subsequent studies that cited it
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Finding Studies
Ancestry approach: tracking down earlier studies cited in a reference list of a report
Descendancy approach: using a pivotal study to search forward to subsequent studies that cited it
Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Types of Search in Electronic Databases
Subject search
Search for topics or keywords in the database
Text word search
Search for specific words in text fields of the database record
Author search
Search for a specific researcher
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Copyright © 2017 Wolters Kluwer Health | Lippincott Williams & Wilkins
Key Electronic Databases for Nurse Researchers
CINAHL (Cumulative Index to Nursing and A
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