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Case-control study, 1997

Do current PMDD diagnostic criteria measure what they are supposed to measure?

The study suggests the criteria may be incomplete. It recommends that anger and irritability, depressed mood, and problems with relationships be expanded with more items on symptom checklists.

Early or limited evidence Not specified

What they did

Used a statistical method called Rasch analysis to test whether the individual symptom items in the PMDD diagnostic criteria are valid and work well for distinguishing PMDD.

What they found

The analysis identified three key areas that should be expanded: anger and irritability, depressed mood, and interpersonal relationship problems. The recommendation was to add more items to symptom checklists in these areas.

What it means for you

The current PMDD diagnostic criteria may not fully capture important mood and relationship symptoms. The abstract does not say how many women were studied, and this was an analysis of diagnostic criteria rather than research on actual patients.

About the study

Original title
Establishing the diagnostic validity of premenstrual dysphoric disorder using rasch analysis
Authors
Gehlert S, Chang CH, Hartlage S
Journal
Journal of outcome measurement
Year
1997
Study design
Case-control study
What was tested
None, diagnostic criteria analysis

Topics