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 …

Objective To assess the risk of venous thromboembolism from use of combined oral
contraceptives according to progestogen type and oestrogen dose. Design National …

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 in the …

Objective To investigate the association between use of combined oral contraceptives and
risk of venous thromboembolism, taking the type of progestogen into account. Design Two …

Objective To provide a comprehensive overview of the risk of venous thrombosis in women
using different combined oral contraceptives. Design Systematic review and network meta …

Objective To assess the risk of venous thrombosis in current users of non-oral hormonal
contraception. Design Historical national registry based cohort study. Setting Four national …

Objective: To compare the risk of idiopathic venous thromboembolism among women taking
third generation oral contraceptives (with gestodene or desogestrel) with that among women …

Background Four studies published since December, 1995, reported that the incidence of
venous thromboembolism (VTE) was higher in women who used oral contraceptives (OCs) …

Background Two recent studies, a cohort study from Denmark, and a case-control study from
The Netherlands, have reported increased risks of venous thromboembolism (VTE) among …

Background. New studies about the influence of hormonal contraception on the risk of
venous thromboembolism (VTE) have been published. Aim. To evaluate new …