Physical Therapy

Use this guide as a starting point for your research in the area of physical therapy as well as topics in general health, physiology and kinesiology.

Source Types - How Do They Differ?

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photo of newspapers

Newspapers

These articles are good both for finding recent information on a topic (what has happened in the last week or month) as well as finding out how historical events were reported in the past (for example, how was the AIDS crisis first reported in the 1980s?)

Appearance: 
  • Generally printed on newsprint in black ink.
Audience:
  • Written for the general public.
Author/Authority:
  • Articles written by staff writers and freelance journalists.
Citations:
  • Will sometimes cite sources, a scholar, or a freelance writer.
Content:
  • Includes current events and special features.
Frequency:
  • Usually published daily or weekly.

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photo of some popular magazine coversPopular Magazines

These articles are good for summarizing information on a topic for the general public.  They often provide a background, summarize research findings, and provide some analysis of a topic.

Appearance:
  • Generally attractive and illustrated with color photographs.
Audience:
  • Written for the general public.
Author/Authority:
  • Articles written by staff or freelance writer.
Content:
  • Includes current events and special features.
Frequency:
  • Usually published weekly or monthly.

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photo of trade journals

Trade Journals

*Sometimes called Professional Journals or Industry Journals

These articles are good to keep people in a particular field of work or trade (veterinarians, police officers, hotel managers, teachers, librarians, advertisers...etc.) up-to-date on trends in their line of work.  Articles often summarize and analyze findings from scholarly research.

Appearance: 
  • Generally attractive and are often illustrated with color photographs
Audience:
  • Written for industry professionals.
Author/Authority:
  • Articles written by staff writers, though the magazine may sometimes accept articles from industry professionals.
Citations:
  • Occasionally list references at the end of the article or provide footnotes within the text.
Content:
  • Includes current events and special features within a particular profession or industry.
Frequency:
  • Usually published biweekly or monthly.      

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a photo of some print journals

Scholarly journals

*Sometimes called Scholarly, Academic, Peer-reviewed or Refereed

These articles are good to find results of scientific or academic research.  They are written for scholars and provide in-depth analysis of a very specific area of your topic 

Appearance: 
  • Generally have a sober, serious look. May contain graphs and charts, but few glossy pages or photographs. Use scholarly language with vocabulary specific to their profession or field. May often have headings in article such as "literature review" "methods" "results" and "discussion." 
Audience:
  • Written for academics and professionals.
Author/Authority:
  • Articles written by researchers or scholars in the field who report the results of original research.
Citations:
  • Articles include footnotes and a list of citations at the end of the article.
Content:
  • Includes scholarly research for a particular profession or industry.
Frequency:
  • Usually published bimonthly or quarterly.

Images: All images in this tabbed box were taken by GRC librarians

Scholarly Journals that are "Systematic Reviews" or "Meta-Analyses"

PT scholarly journal articles are based on different types of research studies that may include randomized controlled trials, non-experimental studies (cohort, case control, case studies) and qualitative studies.

Two of the most authoritative types of studies are:

SYSTEMATIC REVIEW

Example:

systematic review is a comprehensive literature search on a topic in which all of the primary studies of the highest level of evidence have been systematically identified, appraised and then summarized according to an explicit and reproducible methodology. 

  • Why use a Systematic Review?

Systematic Reviews are a gold standard for types of research studies and offer the highest level appraised evidence to answer clinical questions on a topic. In general a good systematic review will be a better guide to practice than an individual research article. Try first to find systematic reviews on your topic.  If you are unable to locate them, then you can search for lower levels of non-appraised evidence (randomized controlled trials, case-control, correlational, or cohort studies, or qualitative studies)

META-ANALYSIS

Example:

Meta-Analysis: A systematic review (comprehensive literature search on studies on a particular topic) that quantitatively combines the results of several studies using accepted statistical methodology in order to produce a larger sample size and draw stronger conclusions about the topic. 

  • Why Use a Meta-Analysis?

Meta-Analyses are a gold standard for types of research studies and offer the highest level appraised evidence to answer clinical questions on a topic. In general a good meta-analysis will be a better guide to practice than an individual research article. Try first to find either meta-analyses or systematic reviews on your topic.  If you are unable to locate them, then you can search for lower levels of non-appraised evidence (randomized controlled trials, case-control, correlational, or cohort studies, or qualitative studies)

Try It!

1. Click to open each of these three publications:
2. For each publication, answer the following questions:

a) APPEARANCE - scrolling through each article, what visual differences jump out at you?  At a quick glance, how does each simply "look" different?

b) CONTENT - what do you notice about article length, depth, vocabulary, subject matter?

c) AUTHORITY - can you find the author's qualifications?  What are they?  Do you trust them?  Why?

d) AUDIENCE/PURPOSE - Who is this being published for?  What led you to that conclusion?

3. Based on the evidence above, what type of source is each publication?  Choose A, B or C for each publication:
  • Arthritis Today is:
    • A) a scholarly journal
    • B) a popular magazine
    • C) a trade journal
  • PT in Motion is:
    • A) a scholarly journal
    • B) a popular magazine
    • C) a trade journal
  • Physical Therapy is:
    • A) a scholarly journal
    • B) a popular magazine
    • C) a trade journal