The Who, What, Where, When and Sometimes, Why.

Research Studies

This section describes the research behind many of the recommendations and standards of practice discussed in other sections. We present the results from individual studies on many topics ranging from risk factors to treatment to social support.

View a list of research summary table topics.

If you’re not familiar with research terms (or just need a refresher), “How to read a research table” is a good place to start before looking at the tables. Research studies differ in many ways including study design and study size. These differences affect the strength of their conclusions.

How To Read A Research Table

In our summary research tables, you can see findings from many studies. If you aren’t used to reading data tables, a quick review of terms can be helpful. Learn more.

Types Of Research Studies

Different types of research studies have different strengths and weaknesses. Learn more.

Study Size

The size of a study can affect the strength of its conclusions. Learn more.


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