FINDING THE EVIDENCE Determining what is a good research article
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FINDING THE EVIDENCEDetermining what is a good research article
WHERE DO YOU LOOK FOR ARTICLES?
Google? WebMD Medlineplus Mayo Clinic
Plus – these are excellent consumer health websites Con – Not the original research!
Let’s look at an example – COPD What can we learn from this article?
Who is the author? What is the source of the article?
Is this original research? Is there a citation indicating where the
information came from? You locate this through the library databases!
WHERE TO FIND RESEARCH ARTICLES
PubMed MedLine with Full-text CINAHL with Full-text National Guideline Clearinghouse DynaMed
TYPES OF RESEARCH ARTICLES
Review Clinical Guideline Case Report Cohort Study Randomized Controlled Trials - RCT Systematic Review Meta-analysis
WHAT DOES IT ALL MEAN? Review
A review of the literature Can be from a certain date Can be for a certain time period Excellent for a review of a topic Different then a Systematic Review
Place to find: PubMed, Medline with Full-text Clinical Guideline
The gold standard in treatment for a particular disease Place to find: National Guideline Clearinghouse
Case Report Report on a patient
Case Series / Case Control Study Reports on a series of patients with the desired outcome Patients with the desired outcome and those without –
comparing them Place to find: PubMed, Medline with Full-text
WHAT DOES IT ALL MEAN?
Cohort Study Two groups (cohorts) of patients one which did
not receive the exposure of interest and one which did
Both groups are followed for desired outcome Place to find: PubMed, Medline with Full-text
Randomized Controlled Trial Patients are randomized into a control group or
in an experimental group; both groups are followed for outcomes
Place to fine: PubMed, Medline with Full-text
WHAT DOES IT ALL MEAN?
Systematic Review Authors of an article have systematically
searched for appraised and summarized all medical literature on a specific topic
Place to find: PubMed, Medline with Full-text Meta-Analysis
A systematic review using qualitative methods to summarize the results
Place to find: PubMed, Medline with Full-text
LOCATING SPECIFIC ARTICLES IN THE LIBRARY DATABASES
PubMed and Medline with Full-text Advanced search
Look for the author Look for the publication type – type of research article Look for the journal name Look for the main subject of the article
Basic search Use limits
FINDING THE EVIDENCE
Back to our practice article COPD
PUBMED – BASIC SEARCH
PUBMED – BASIC SEARCH - LIMITS
PUBMED ADVANCED SEARCH
MEDLINE WITH FULL-TEXT
MEDLINE WITH FULL-TEXT
EXERCISE
Pair up into groups of 2 I am going to hand out articles Each person in the group will look for the
original research One person will use PubMed One person will use MedLine with Full-Text Then switch databases
the person who searched PubMed will now search MedLine with Full-Text and the person who searched MedLine with Full-text will now search PubMed
Re-group as a whole and discuss findings
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