One limitation of this study is that the researchers did not use
formal diagnostic criteria for psychiatric or substance use problems, rather they relied upon self - reported symptoms and treatment history.
In Nancy Andreasen's famous study of the Iowa Writers» Workshop, 80 % of writers surveyed met
the formal diagnostic criteria for depression.
Instead, Andreasen found that 80 percent of the writers met
the formal diagnostic criteria for some type of depression.
Not exact matches
According to
diagnostic criteria, a patient should have symptoms for at least six months before first being seen for a
formal evaluation, and discomfort should be present at least three days a month in the last three months before being diagnosed with IBS.
Methods of
formal consensus in classification /
diagnostic criteria and guideline development.