Participants & Methods

• Population: 242 perimenopausal women in China
• Tool: Greene Climacteric Scale (a validated menopause symptom questionnaire)
• Analysis: Network analysis using R software
  • Nodes = individual symptoms
  • Edges = strength of relationships between symptoms
  • Identified:
    • Core symptoms: Highly connected, influential symptoms
    • Bridge symptoms: Connect different symptom clusters (e.g., mood ↔ physical)

They also tested the stability and accuracy of the network to ensure findings were reliable.

Key Findings

Most Common Symptoms

• Fatigue / low energy
• Irritability
• Excitability (feeling keyed-up, on edge)

Core Symptom

⭐ Irritability
This symptom had the strongest connections to others — meaning if irritability flares, many other symptoms tend to worsen. It was the most central node in the network.

Bridge Symptom

⭐ Excitability
This symptom linked anxiety and depressive symptom clusters.
Translation: feeling edgy or over-stimulated may be the domino that triggers anxiety and depressive symptoms.

Symptom Cluster Insight

• Emotional and psychological symptoms were more central than vasomotor or physical symptoms.
• Depression-related symptoms formed a tight cluster at the core of the symptom network.

Clinical & Real-World Implications

• Target irritability first — supporting emotional regulation may reduce multiple perimenopausal symptoms indirectly.
• Address excitability (nervous system over-activation) to stop emotional symptoms from cascading between anxiety and depression.
• Psychological and emotional symptoms deserve equal or more attention than hot flashes and sleep in perimenopause care.
• Reducing stigma around mood changes is essential — they play a central biological role, not a "failure to cope."

Strengths

• Modern statistical approach reveals symptom interconnections, not just frequency.
• Offers actionable insight for clinical priority setting.

Limitations

• Cross-sectional study — can't prove causation, only associations.
• Single-country sample — generalizability may vary across cultures.
• Based on self-report symptom questionnaires.

Perimenopausal symptoms don't act in isolation — they form a network.

Irritability is the "hub," and excitability acts as the critical messenger between mood systems.

Supporting overall wellness during perimenopause — through lifestyle strategies, stress management, therapy, and conversations with your clinician about hormonal health — is an area many people find worthwhile to explore.

The Study: Zhang, T., Wan, Y., & Geng, L. (2024). Unraveling the core and bridge menopausal symptoms of perimenopausal women: a network analysis. Menopause, 10-1097.

This article is for educational and general wellness purposes only. It is not medical advice and is not intended to diagnose, treat, cure, or prevent any disease. If you are noticing changes in your body or have questions about your health, please consult a knowledgeable healthcare provider.