Skip to main content
. Author manuscript; available in PMC: 2014 Mar 19.
Published in final edited form as: J Biophotonics. 2009 Feb;2(0):81–90. doi: 10.1002/jbio.200910001

Table 1.

Description of abbreviations for menopausal and hormonal status.

Category Abbreviation Age Time since last period
Pre-menopausal before ovulation PBO 18–45 5–14 days
Pre-menopausal after ovulation PAO 18–45 15–28 days
Peri-menopausal PERI 45–55 Variable periods
Post-menopausal POST 50+ 2+ years