The venous thrombotic risk of oral contraceptives, effects of oestrogen dose and progestogen type: results of the MEGA case-control study
نویسنده
چکیده
Objective To assess the thrombotic risk associated with oral contraceptive use with a focus on dose of oestrogen and type of progestogen of oral contraceptives available
منابع مشابه
Hormonal contraception and risk of venous thromboembolism: national follow-up study
OBJECTIVE To assess the risk of venous thrombosis in current users of different types of hormonal contraception, focusing on regimen, oestrogen dose, type of progestogen, and route of administration. DESIGN National cohort study. SETTING Denmark, 1995-2005. PARTICIPANTS Danish women aged 15-49 with no history of cardiovascular or malignant disease. MAIN OUTCOME MEASURES Adjusted rate ra...
متن کاملRisk of venous thromboembolism from use of oral contraceptives containing different progestogens and oestrogen doses: Danish cohort study, 2001-9
OBJECTIVE To assess the risk of venous thromboembolism from use of combined oral contraceptives according to progestogen type and oestrogen dose. DESIGN National historical registry based cohort study. SETTING Four registries in Denmark. PARTICIPANTS Non-pregnant Danish women aged 15-49 with no history of thrombotic disease and followed from January 2001 to December 2009. MAIN OUTCOME M...
متن کاملThe progestogen content of combined oral contraceptives and venous thromboembolic risk.
In the linked study (doi:10.1136/bmj.d6423), Lidegaard and colleagues assess the effect of different types of combined oral contraceptive, according to progestogen type and oestrogen dose, on the risk of venous thromboembolism. Over the past four decades, more than 25 epidemiological studies have examined the risk of venous thromboembolism in current users of combined oral contraceptives.All bu...
متن کاملLow dose oestrogen combined oral contraception and risk of pulmonary embolism, stroke, and myocardial infarction in five million French women: cohort study.
OBJECTIVE To assess the risk of pulmonary embolism, ischaemic stroke, and myocardial infarction associated with combined oral contraceptives according to dose of oestrogen (ethinylestradiol) and progestogen. DESIGN Observational cohort study. SETTING Data from the French national health insurance database linked with data from the French national hospital discharge database. PARTICIPANTS ...
متن کاملOral contraception and risk of a cerebral thromboembolic attack: results of a case-control study.
OBJECTIVE To assess the risk of cerebral thromboembolism in women using low dose oral contraceptives. DESIGN A retrospective case-control study. SETTING All Danish medical, neurological, neurosurgical, and gynaecological departments. SUBJECTS All 794 women in Denmark aged 15-44 who had suffered a cerebral thromboembolic attack during 1985-9 and 1588 age matched randomly selected controls....
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