Is the average perimenopause age of onset changing according to recent studies and how does that compare to my mother's experience a generation ago
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Is the average perimenopause age of onset changing according to recent studies and how does that compare to my mother's experience a generation ago
3 real searches · 1 real-search pass
systematic review secular trends age at natural menopause perimenopause onset cohort studies 2025Google ↗
OBSERVEDReason
recent studies 2024 2025 perimenopause age of onset trend changing age menopause transition cohort study age at perimenopause onsetGoogle ↗
OBSERVEDReason
longitudinal cohort study age onset perimenopause menstrual cycle variability age 40s SWAN studyGoogle ↗
OBSERVEDReason
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
systematic review secular trends age at natural menopause perimenopause onset cohort studies 2025 Google ↗
recent studies 2024 2025 perimenopause age of onset trend changing age menopause transition cohort study age at perimenopause onset Google ↗
longitudinal cohort study age onset perimenopause menstrual cycle variability age 40s SWAN study Google ↗
- Trends in Age at Natural Menopause and Reproductive Life Span Among US Women, 1959-2018 | Reproductive Health | JAMA · jamanetwork.com
- Trends in Age at Natural Menopause and Reproductive Life Span Among US Women, 1959-2018 · pmc.ncbi.nlm.nih.gov
- Temporal trends in age at menarche and age at menopause: a population study of 312 656 women in Norway | Human Reproduction · doi.org
- Women in Healthy Transition (KISO) Survey: a cohort of 153,800 women aged 45–59 years living in Denmark | European Journal of Epidemiology · link.springer.com
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
systematic review secular trends age at natural menopause perimenopause onset cohort studies 2025 OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
recent studies 2024 2025 perimenopause age of onset trend changing age menopause transition cohort study age at perimenopause onset OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
longitudinal cohort study age onset perimenopause menstrual cycle variability age 40s SWAN study OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |