Table 1.

Table 1. Characteristics of the participants and number of subjects providing information. Values are means (SD) unless indicated otherwise

CasesControls
CharacteristicNo (%) respondingMean (SD)No (%) respondingMean (SD)
Age (years)132772.5(6.8)326270.5(7.7)
Age at menopause (years)132750.0(4.4)326249.8(4.2)
Age at menarche (years)94813.8(1.5)261813.6(1.5)
Weight (kg)130861.0(11.1)323366.8(11.8)
Height (m)13071.64(0.07)32351.63(0.06)
Body mass index (kg/m2)129422.2(3.8)321624.6(4.2)
No (%) ever used postmenopausal oestrogen*371(28)1189(36.5)
Mean duration of use of hormone replacement therapy among ever users (months):
Any120(9.0)60.5(73.3)456(14.0)67.5(79.9)
Without progestins81(6.1)60.8(65.8)229(7.0)64.9(84.0)
With progestins56(4.2)43.6(52.7)274(8.4)59.0(66.1)
With progesterone-like progestins14(1.1)38.5(33.9)94(2.9)78.0(73.1)
With testosterone-like progestins45(3.4)50.0(58.0)222(6.8)56.0(59.7)
With cyclic progestins38(2.3)46.9(47.7)167(5.1)70.0(70.1)
With continuous progestins23(1.7)45.7(60.3)138(4.2)64.3(61.2)
  • *Including oral or local treatment with oestriol or unspecified oestrogens.

  • †Medium potency oestrogens such as oestradiol compounds or conjugated oestrogens.