Related Experiment Videos
[Menstruation pattern and month of birth]
W M Kersemaekers1, P H Jongbloet, G A Zielhuis
1Vakgroep Medische Informatiekunde en Epidemiologie, Katholieke Universiteit, Nijmegen.
Nederlands Tijdschrift Voor Geneeskunde
|December 19, 1992
Summary
This study links birth month to menstrual patterns, suggesting a connection with Seasonal Preovulatory Overripening Ovopathy (SPrOO). Findings indicate specific birth months correlate with early menarche, cycle length, and menopause timing.
Area of Science:
- Reproductive Endocrinology
- Gynecology
- Epidemiology
Context:
- Breast cancer research often examines risk factors.
- Menstrual patterns are recognized as potential indicators of reproductive health.
- The Nijmegen database provides a valuable resource for epidemiological studies.
Purpose:
- To investigate the potential relationship between month of birth and menstrual characteristics.
- To assess if observed relationships align with the Seasonal Preovulatory Overripening Ovopathy (SPrOO) hypothesis.
Summary:
- Analysis of the Nijmegen breast cancer screening program data (1975) identified risk and reference months for SPrOO based on birth curves.
- Women born in identified risk months showed a higher prevalence of early menarche, long menstrual cycles, menorrhagia, and early or late menopause.
- Twelve out of fifteen studied associations supported a positive relationship, consistent with SPrOO predictions.
Impact:
- Establishes a correlation between birth month and specific menstrual patterns.
- Provides evidence supporting the SPrOO hypothesis in human reproductive health.
- Highlights the potential influence of seasonal factors on reproductive timing and outcomes.