… ever and never oral contraceptive users in the study cohort. … were similar to the incidence in
UK women in general (Fig. 1A… the cumulative cancer incidence during oral contraceptive use …

… Study, a younger birth cohort, found substantial risk reductions associated with current and
recent use of contemporary combined hormonal contraceptives [19]; however, this study was …

… of contemporary hormonal contraception used by a national cohort of … cancer risk associated
with the hormonal contraceptives … risk among ever users of any hormonal contraception; RR …

… Our findings of a higher breast cancer risk among current and recent OC users are consistent
with results from previous studies,5, 6, 7, 8 , 31 , 32 including the finding of a stronger …

… cohort study, all Swedish women aged 15–34 at study start … , whereas we could only detect
an increased risk among users … Figure 1Breast cancer incidence among different age groups …

… cohort study analyzing 774,000 ever users of contraception … the Royal College of General
Practitioners found that ever users … cancer risk among ever-users and a significantly decreased …

… overall cancer risk or mortality related to cancer in general has … large cohort studies, which
are the Royal College of General … Researches of BC risk among women who use COCs show …

… Royal College of General Practitioners Oral Contraception … There was no significant increase
in risk among premenopausal … 8 cohort studies (317,341 women) published between 2000 …

… using oral contraceptives in the general population … between oral contraceptive use and
ovarian cancer risk. Whereas both a longer duration and more recent use of oral contraceptives …

… Baseline characteristics of study participants were compared among groups using
general linear models for continuous variables and the χ 2 test for categorical variables. Cox …