1b-phase-1-lit-rev.ppt

8/16/2019 1B-Phase-1-Lit-Rev.ppt

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Literature ReviewDr. Maria Irma Bustamante


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What is a literature review?

• It is a collection of materials on a topic.

• It discusses published information in a

particular subject area sometimes within a

certain time period.


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What is a literature review?

• A critical summary of research on a topic of

interest, often prepared to put a research

problem in context

• It can be a simple summary of sources but

has an organizational pattern and combinesboth summary and synthesis.


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Summary

• A summary is a recap of the important

information found in the literature.


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Summary

• Example

Existing literature demonstrates consistent

gender differences in the perpetration

of dating violence. irls perpetrate more

overall dating violence than

boys but boys commit more severe violenceagainst their partners whereas

girls are more li!ely to perpetrate violence in

self"defense.


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Synthesis

• A synthesis is a re"organization, or a

reshuffling of information to#

$. ive a new interpretation of old

materials

%. &ombine new with old interpretations

'. (race the intellectual progression of the field including major debates.


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Synthesis

• Example

)esearch on adolescent dating violence began

with *a!epeace+s $-$/ seminal study

almost three decades ago. 0ince that time, a

voluminous literature has accumulated

suggesting that dating violence may affectfrom %1 2olitz!y"(aylor et al., %33/ to 441

5+6eefe, $--/ of adolescents.


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Synthesis

• Synthesis of the literature findings is the

major activity of the literature review.


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Purpose

• It is conducted to generate a picture or paint a

picture of what is !nown about a particular

situation and the !nowledge gaps that exist in

it.


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Funtions

• 0ource for research ideas, approaches, and

techni7ues• 5rientation to what is already !nown• 8rovides the conceptual or theoretical

framewor! of the planned research

• 8rovides a conceptual context


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!in"s o# literature

• Researh literature# refers to published

reports of actual research studies done

previously

• $oneptual literature consists of articles or

boo!s written by authorities giving theiropinions, experiences, theories,

or ideas.


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Soures o# literature• A primary soure# is the description of an

investigation written by the person who

conducted it

• A seon"ary soure# is a description of a

study or studies prepared by someone otherthan the original researcher


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Where an literature %e #oun"?• 9ournal articles• :oo!s• &onference proceedings• overnment and corporate reports• ;ewspapers

• (heses and dissertations• &< = )5*• *agazines


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Where an literature %e #oun"?

Eletroni "ata %ases•&I;A>? & &umulative Index to ;ursing and

Allied >ealth ?iterature•*E


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Where an literature %e #oun"?

Eletroni "ata %ases•E:0&5 >ost•8rouest•0cience


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When to stop searhin'• 0eeing the same articles, authors, themes,

and patterns• 2hen the same references are being cited in

similar articles• 2hen you can not find any relevant literature


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Writin' the literature review• (he review is not just a list describing one

published study after another but rather

re7uires that the author critically analyze the

available literature on the topic.• (he review should be organized into

sections that present themes or identifiedtrends.

• )eviseBreviseBrevise


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Literature Review + EBP• Meta analysis, A 7uantitative approach which

combines the results of several studies

addressing a common problem and are

statistically integrated and analyzed to

determine the effectiveness of interventions.


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Literature Review + EBP• Inte'rative review, It summarizes and

criti7ues the state of the science about a

specific research topic by analyzing

previously conducted research studies


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Literature Review + EBP• Systemati literature review# is a literature

review focused on a single 7uestion that tries

to identify, appraise, select and synthesize

all high 7uality research evidence relevant to

that 7uestion. 0ystematic reviews of high"

7uality randomized controlled trials arecrucial to evidence"based practice.


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Literature Review + EBP• Meta synthesis# is a techni7ue for

generating new insights and understanding

from 7ualitative health care research.


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