Serum inhibin B as a predictor of the age at first menstruation in girls with idiopathic central precocious puberty

Note: the tools proposed below are not medical devices and they should be used for research purposes only.

The formulas below are based on the work:

Serum inhibin B as a predictor of the age at first menstruation in girls with idiopathic central precocious puberty
J. Tencer, S. Brailly-Tabard, P. Lemaire, R. Brauner, PLOS ONE 13(12), 2018 (link)

Please, see this reference for details and how to correctly use these formulas. We cannot be held responsible for any usage of these formulas and/or the predictions it provides.

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LH/FSH peaks ratio	Inhibine B (pg/mL)	AMH (pmol/L)	MoH (cm or SD)		FaH (cm or SD)

Age at first menstruation:

Serum inhibin B as a predictor of the age at first menstruation in girls with idiopathic central precocious puberty

Age at first menstruation (for untreated girls)