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背景:激素治疗的起始时间可能会影响其对心血管疾病的效果。目的:旨在探讨激素治疗对心血管疾病风险的影响是否随着年龄或绝经年限的不同而异。设计、机构和受试者:对女性健康倡议研究(WHI)中关于激素
Background: The onset of hormone therapy may affect its effect on cardiovascular disease. Purpose: To investigate whether the effects of hormone therapy on cardiovascular disease risk vary with age or menopause. Design, Institutions and Subjects: Study on Women’s Health Initiative (WHI) on Hormones