BMJ (Clinical research ed.)

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…

OBJECTIVE: To investigate the accuracy of risk prediction models and scores for diagnosing ovarian cancer in premenopausal women presenting to secondary care with symptoms and abnormal test results. DESIGN: Prospective cohort study. SETTI…

Earlier endometriosis diagnosis and treatment can change the trajectory of physical and mental wellbeing, write Gail Busby and Sharan Uppal

Endometriosis: "Game changing" new tests may speed up diagnosis in primary care Jacqui WiseTwo non-invasive tests can now be used to speed up the diagnosis of endometriosis in primary care while further evidence of their accuracy is collect…

ObjectiveTo evaluate whether vitamin D supplementation improves live birth rates in women with polycystic ovary syndrome undergoing in vitro fertilisation.DesignMulticentre, double blind, placebo controlled, randomised clinical trial.Settin…

Bola Grace and colleagues argue that using digital health technologies ethically can increase the scope and scale of research and connect systems to improve women’s health

Data on health equity to inform societally relevant evidence based decisions and policy making are lacking in the research literature. Observational studies have the potential to provide data on health equity. Yet, guidance on how to report…

Sapna Kedia and colleagues argue that equitable leadership, supported by training and systemic reform and rooted in marginalised groups’ experiences and community insight, can transform the innovation cycle, from research and development to…

OBJECTIVE: To assess the risk of intracranial meningioma associated with oral contraceptives containing desogestrel, levonorgestrel, or levonorgestrel combined with oestrogen. DESIGN: Case-control study. SETTING: French national health da…

ObjectiveTo assess the efficacy of preimplantation genetic testing for aneuploidies (PGT-A) compared to intracytoplasmic sperm injection (ICSI) alone in couples undergoing ICSI treatment because of severe male infertility.DesignMulticentre,…

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…

OBJECTIVE: To prospectively assess the effect of endometriosis and uterine fibroids on the long term risk of premature mortality (younger than 70 years). DESIGN: Prospective cohort study SETTING: The Nurses' Health Study II, United States …