Survey study, 2020
What symptoms best predict whether PMDD will seriously affect daily life?
Four premenstrual symptoms is the optimal number for predicting clinically significant impairment. Psychological symptoms like difficulty concentrating were the strongest predictors, more so than core mood symptoms.
What they did
Researchers prospectively followed 267 women being evaluated for PMDD. Participants completed daily symptom reports for one to four menstrual cycles (563 cycles total). They reported both symptoms and how much symptoms affected work, recreation, and relationships. Statistical analysis identified which symptom types best predicted daily life impairment.
What they found
Emotional, psychological, and physical symptoms differed in how much they predicted daily life impairment. While core emotional symptoms predicted impairment, psychological symptoms like difficulty concentrating and making decisions were the strongest predictors overall. Four premenstrual symptoms was the optimal number for identifying clinically significant cyclical impairment.
What it means for you
Not all PMDD symptoms equally harm daily life. Cognitive and psychological symptoms matter more than mood symptoms alone. Four symptoms is an effective threshold for identifying women experiencing significant cyclical impairment. The study used prospective daily tracking over multiple cycles, which is a strong research method.
267
Women followed prospectively
563
Total menstrual cycles tracked
4
Optimal number of symptoms predicting impairment
About the study
- Original title
- Predictors of premenstrual impairment among women undergoing prospective assessment for premenstrual dysphoric disorder: a cycle-level analysis
- Authors
- Schmalenberger, Surana, Eisenlohr-Moul et al.
- Journal
- Carolina Digital Repository (University of North Carolina at Chapel Hill)
- Year
- 2020
- Study design
- Survey study
- Participants
- 267
- What was tested
- None. This was an observational study tracking naturally occurring symptoms across multiple cycles.
- Open access
- Yes
- Read the paper
- doi.org/10.17615/rcbb-5g56
Topics
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