Table 3 Menstrual and reproductive history parameters of studied Hungarian women (n 1932, born between the 1920s and 1980s) included in multivariate survival analyses
Menstrual and reproductive variables | Definition of categories |
|---|---|
Menarcheal age | |
 Relative early | ≤10.9 years |
 Average | 11.0–13.9 years |
 Relative late | ≥14.0 years |
Length of menstrual cycles | |
 Relatively short | ≤27 days |
 Average | 28–30 days till adulthood and 28–70 days in climacterium |
 Relatively long | ≥31 days till adulthood and ≥71 days in climacterium |
Length of menstrual bleeding | |
 Relatively short | ≤3 days till adulthood and −2 days in climacterium |
 Average | 4–6 days till adulthood and 3–6 days in climacterium |
 Relatively long | ≥7 days |
Number of gestations and number of gestations with or without lactation | 1 |
2 | |
3 | |
4 or more | |
Menopausal status | |
 Premenopausal | Menstrual period in the past 3 months, no decreased predictability |
 Early perimenopausal | Menstrual period in the past 3 months but less predictability in the preceding 12 months |
 Late perimenopausal | Menstrual bleeding in the past 12 months but not in the past 3 months |
 Postmenopausal | Amenorrheic for the past 12 months |
Age at menopause | |
 Relative early | ≤43.9 years |
 Average | 44.0–53.9 years |
 Relative late | ≥54.0 years |