Using a Composite Summary of Daily Sex Hormones to Gauge Time Until Menopause: A Focus on Pregnanediol Glucuronide (PDG) - Summary - MDSpire
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Assessing Time to Menopause Through a Composite Analysis of Daily Sex Hormones: Emphasis on Pregnanediol Glucuronide (PDG)

  • By

  • J F Winkles

  • Alicia Colvin

  • Samar R El Khoudary

  • Nanette Santoro

  • Mary Sammel

  • Sybil Crawford

  • January 23, 2025

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Objective:

To evaluate the relationship between daily hormone trajectories and the time to final menstrual period (FMP), focusing on the role of pregnanediol glucuronide (PDG).

Key Findings:
  • PDG is identified as a powerful predictor of time to FMP, contrary to previous assumptions.
  • Cluster analyses of PDG on the DTW/FuzzEn plane yield statistically different survival curves.
  • Cox proportional hazards analyses confirm the robustness of PDG's predictive power when accounting for known covariates.
Interpretation:

The study validates the DTW/FuzzEn analytical framework and introduces PDG as a significant metric in assessing ovarian aging and predicting FMP.

Limitations:
  • The study is based on a specific cohort from the SWAN study, which may limit generalizability.
  • Focus on a single menstrual cycle may not capture long-term hormonal trends.
Conclusion:

This research highlights the importance of PDG in understanding menopause timing and suggests its potential role in preventive care related to FMP.

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