TABLE 2.

Menopausal Status

Category Hierarchy	Records	Premenopausal	Postmenopausal	Source View	Source Field
Declared age of menopause	1,258,195	71,327	1,186,868	Hormonal mensa	Age menopause
Date of last period	241,985	136,131	105,854	Hormonal mensa	Last menstrual date
Listed status in medical record	302,590	161,464	141,126	Hormonal mensa	Menstrual status
Medication indicates statusb	3,448	2,009	1,439	Hormonal mensa	Entry name with age of use
Age at examination—younger than 46 or older than 54 years	49,066	25,349	23,717	Patient demographics	Date of birth
Unknown treated as perimenopausal	39,123	NA	NA	NA	NA

Abbreviation: NA, not applicable.

^aHormonal treatments and menstrual data.

^bPremenopausal if tamoxifen or raloxifene in medication list at the time of examination. Postmenopausal if aromatase inhibitors in medication list at the time of examination.