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Oral contraceptives and breast cancer. A prospective cohort study.

Abstract:

In 1976, information on oral contraceptive (OC) use as well as numerous risk factors for breast cancer was provided by 121,964 married female registered nurses aged 30 to 55 years. Ninety-two percent of women in the cohort completed follow-up questionnaires, and vital records were systematically searched to ascertain deaths among nonrespondents. After four years of follow-up, 592 incident cases of breast cancer were identified. Compared with never users, the age-adjusted relative risk (RR) of...

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Publication status:
Published

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Publisher copy:
10.1001/jama.255.1.58

Authors


Lipnick, RJ More by this author
Buring, JE More by this author
Hennekens, CH More by this author
Willett, W More by this author
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Journal:
JAMA
Volume:
255
Issue:
1
Pages:
58-61
Publication date:
1986-01-05
DOI:
EISSN:
1538-3598
ISSN:
0098-7484
URN:
uuid:8913c57f-f811-4f80-ab10-2f06d9b22c3c
Source identifiers:
79904
Local pid:
pubs:79904

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