The average time to diagnosis of endometriosis is between 4 and 12 years.
Notes on verification
WHO fact sheet states this range directly; multiple independent systematic reviews and studies corroborate overlapping ranges, with variation attributable to methodology and population differences rather than contradiction.
Sources
- Endometriosis (who.int)
- https://obgyn.onlinelibrary.wiley.com/doi/10.1111/1471-0528.17973 (obgyn.onlinelibrary.wiley.com)
- https://www.sciencedirect.com/science/article/pii/S1472648325006121 (sciencedirect.com)
- https://clinicaltrials.gov/study/NCT00849173 (clinicaltrials.gov)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10073113/ (ncbi.nlm.nih.gov)
- https://www.medrxiv.org/content/10.1101/2024.01.08.24300988v1.full (medrxiv.org)