Table 1

Baseline characteristics of study participants

WomenMen
N2 67 4402 15 088
Age, years56.3 (8.0)56.4 (8.2)
Socioeconomic status, %
  Lower third19.019.8
  Middle third30.029.1
  Higher third51.050.9
Smoking status, %
  Never59.950.1
  Previous31.337.5
  Current8.812.4
Systolic blood pressure, mm Hg137.2 (20.3)142.9 (18.5)
Diastolic blood pressure, mm Hg80.8 (10.6)84.3 (10.5)
History of hypertension, %23.529.0
Body mass index, kg/m2 27.0 (5.2)27.8 (4.2)
History of diabetes, %3.76.4
Age at menarche, years13.0 (1.6)
Ever pregnant, %84.8
Number of children*, %
  None18.921.2
  One child13.412.8
  Two children43.842.0
  Three children17.616.8
  Four or more children6.37.1
Age at first birth, years26.0 (5.1)
History of miscarriage, %24.5
History of stillbirth, %3.0
History of hysterectomy, %18.6
  With oophorectomy, %40.6
  Age at hysterectomy, years44.0 (8.0)
History of oophorectomy, %8.1
  Age at oophorectomy, years47.5 (7.7)
Postmenopausal, %60.7
  Age at natural menopause, years50.3 (4.5)
  • *Number of livebirths in women and number of children in men.

  • Values are percentages for categorical variables, and means (SD) for continuous variables.