Longitudinal Changes in Pitch-Related Acoustic Characteristics of the Voice Throughout the Menstrual Cycle: Observational Study.

JMIR Form Res · 2025 · PMC11737864 · PMID 39791381

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marginally significantno p-value reported

In addition, a study conducted on 23 female participants recording 1 minute of free speech every day for 1 menstrual cycle showed marginally significant F0 variation with an increase prior to and a distinct drop during ovulation [ 15 ].

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