Oral contraceptive use and the risk of epithelial ovarian cancer
β Scribed by La Vecchia, C; Franceschi, S; Decarli, A
- Book ID
- 109835520
- Publisher
- Nature Publishing Group
- Year
- 1984
- Tongue
- English
- Weight
- 552 KB
- Volume
- 50
- Category
- Article
- ISSN
- 0007-0920
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## Abstract Several epidemiologic studies have reported a protective effect of oral contraceptives (OCs) on ovarian cancer. However, there remain open issues, including better quantification of timeβrelated factors such as time since last use, age at first use and time since first use. We performed
The relationship between use of oral contraceptives (OCs) and other contraceptive methods and the risk of ovarian cancer was examined in a combined analysis of 3 hospital-based case-control studies conducted in Italy, the United Kingdom, and Greece, for a total of 971 ovarian cancer cases and 2,258