Ellen Løkkegaard

ORCID: 0000-0003-4149-5663 · 7 papers in corpus
observational 2026
BMJ (Clinical research ed.) ·doi:10.1136/bmj-2026-100688

OBJECTIVES: To investigate associations between current use of menopausal hormone therapy and development of venous thromboembolism, ischaemic stroke, and myocardial infarction. DESIGN: Nationwide nested case-control study. SETTING: Natio…

other 2026
BMJ open ·doi:10.1136/bmjopen-2026-122003

BACKGROUND: Cardiovascular disease risk accelerates in women after the menopausal transition, coinciding with the cessation of endogenous oestrogen production. The accompanying decline in vascular function is considered a key driver of this…

other 2025
JAMA ·doi:10.1001/jama.2024.28778
observational 2025
American journal of ophthalmology ·doi:10.1016/j.ajo.2025.05.027

PURPOSE: To investigate the association between hormonal contraceptive use and the risk of retinal vascular occlusions in women of reproductive age. DESIGN: Register-based, nationwide cohort study. PARTICIPANTS: A total of 2,208,172 women…

rct 2025
Nature medicine ·doi:10.1038/s41591-025-03621-x

Intracytoplasmic sperm injection (ICSI) and conventional in vitro fertilization (c-IVF) are widely used fertilization techniques in assisted reproduction, but their relative effectiveness in patients without severe male factor infertility r…

observational 2025
BMJ (Clinical research ed.) ·doi:10.1136/bmj-2024-082801

OBJECTIVE: To evaluate the association between contemporary hormonal contraceptive use and the risk of incident ischaemic stroke and myocardial infarction. DESIGN: Real-world, nationwide, prospective cohort study. SETTING: Denmark, by use…

observational 2021
Andrology ·doi:10.1111/andr.13063

BACKGROUND: Infertility affects 15%-25% of all couples during their reproductive life span. It is a significant societal and public health problem with potential psychological, social, and economic consequences. Furthermore, infertility has…