Case-control study, 2005
Do calcium and vitamin D prevent premenstrual syndrome?
A large case-control study of nurses followed for 10 years compared dietary calcium and vitamin D intake between women who developed PMS and those who remained symptom-free.
What they did
Case-control study among Nurses' Health Study II participants followed for 10 years. Compared 1057 women who developed PMS with 1968 women who remained free of PMS symptoms.
What they found
The study examined dietary calcium and vitamin D intake between women who developed PMS during the 10 years and those who remained free of PMS symptoms.
What it means for you
This study tracked a large group of nurses over a decade to see if dietary nutrients affect whether women develop PMS. The sample size and duration are substantial strengths.
1057
women who developed PMS
1968
women without PMS symptoms
10
years of follow-up
About the study
- Original title
- Dietary Calcium and Vitamin D Might Prevent PMS
- Authors
- Ann Jeanette Davis
- Journal
- Journal watch
- Year
- 2005
- Study design
- Case-control study
- Participants
- 1,057
- What was tested
- Dietary calcium and vitamin D intake
- Read the paper
- doi.org/10.1056/jp200509070000013
Topics
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