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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
12
|
pubmed:dateCreated |
1994-1-25
|
pubmed:abstractText |
A self-administered questionnaire was completed by 1,018 women diagnosed with breast cancer during 1988-1989 identified through the British Columbia Cancer Registry and by 1,025 controls selected at random from the Provincial Voters List. Parous premenopausal women who had never nursed (odds ratio (OR) = 1.3, 95% confidence interval (CI) 0.9-2.0) or who had lactated for 1 month or less (OR = 1.8, 95% CI 1.3-2.5) had an increased risk of breast cancer adjusted for age and parity, compared with women who had breast-fed 2 months or longer. The risk was particularly elevated (OR = 3.0, 95% CI 1.6-5.4) among women who reported having tried to nurse, but who were unsuccessful. Among women who nursed for at least 2 months, there was an indication of decreasing risk with increasing duration of nursing. Among postmenopausal parous women, no relation between lactation history and breast cancer risk was evident.
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pubmed:commentsCorrections | |
pubmed:language |
eng
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
|
pubmed:month |
Dec
|
pubmed:issn |
0002-9262
|
pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
15
|
pubmed:volume |
138
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
1050-6
|
pubmed:dateRevised |
2006-11-15
|
pubmed:meshHeading |
pubmed-meshheading:8266907-Adult,
pubmed-meshheading:8266907-Aged,
pubmed-meshheading:8266907-Breast Neoplasms,
pubmed-meshheading:8266907-Case-Control Studies,
pubmed-meshheading:8266907-Data Collection,
pubmed-meshheading:8266907-Female,
pubmed-meshheading:8266907-Humans,
pubmed-meshheading:8266907-Lactation,
pubmed-meshheading:8266907-Logistic Models,
pubmed-meshheading:8266907-Middle Aged,
pubmed-meshheading:8266907-Postmenopause,
pubmed-meshheading:8266907-Premenopause,
pubmed-meshheading:8266907-Risk Factors
|
pubmed:year |
1993
|
pubmed:articleTitle |
History of lactation and breast cancer risk.
|
pubmed:affiliation |
Division of Epidemiology, Biometry, and Occupational Oncology, British Columbia Cancer Agency, Vancouver, Canada.
|
pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
|