PMDD statistics
How common is PMDD? The numbers
PMDD affects about 1.6% of women and girls when confirmed with daily symptom tracking over two cycles, and about 3.2% on a provisional diagnosis (Reilly et al., 2024). Broader systematic reviews put the range closer to 3% to 8% worldwide, depending on study method. PMS, a separate and far more common experience, affects close to half of women globally.
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