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Hormonal Regulation of Cardiometabolic Health Study
Sponsor: University of Jyvaskyla
Summary
The goal of this observational study is to understand how the loss of ovarian function after oophorectomy affects the health and well being of women aged 35-50. The study focuses on four areas: 1. Quality of life and embodied experience, 2. Cardiometabolic health, 3. Central nervous system function, and 4. Adipose tissue health and cellular function. Our primary goal is to understand the effects of oophorectomy on women's health in focus areas 1 to 3. To do this, we will compare women's health before surgery with follow up assessments at 1-2 months and 12 months after surgery. Some participants may start hormone replacement therapy (HRT) during follow up as part of their routine care; this is outside the study protocol. As an exploratory aim, we will examine whether 12 month outcomes-or the change from baseline to 12 months-differ between participants who begin HRT and those who do not. Focus area 4 provides an opportunity to explore how molecular and cellular mechanisms in adipose tissue respond to the loss of ovarian hormones. These analyses are exploratory and intended to offer mechanistic insight rather than clinical endpoints. Participants will: * undergo bilateral (or unilateral, if only one ovary remains) oophorectomy as part of their clinical treatment, * complete questionnaires and physiological measurements at three time points, * a subgroup will participate in qualitative interviews about their lived experience of surgical menopause, * and a subgroup will volunteer adipose tissue samples collected during surgery.
Official title: HoCa - A Multidimensional Study on Menopausal Hormonal Change, Cardiometabolic Health and Embodied Experience
Key Details
Gender
FEMALE
Age Range
35 Years - 50 Years
Study Type
OBSERVATIONAL
Enrollment
120
Start Date
2026-02-20
Completion Date
2028-12-15
Last Updated
2026-02-12
Healthy Volunteers
No
Conditions
Interventions
Surgical removal of ovaries
Bilateral oophorectomy, or unilateral if only one ovary remains. Other organs may also be removed during the same procedure, such as fallopian tubes (salpingectomy) and/or uterus (hysterectomy).
Hormone Replacement Therapy (HRT)
Post-surgery HRT as part of clinical treatment after the 1-2 month follow-up. HRT may be any commercially available systemic treatment.