Evidence map›Paper›PMID 21318123›Full record

ArticleHormones & cancer2011

Circulating sex hormones and mammographic breast density among postmenopausal women.

Brian L Sprague, Amy Trentham-Dietz, Ronald E Gangnon, Diana S M Buist, Elizabeth S Burnside, Erin J Aiello Bowles, Frank Z Stanczyk, Gale S Sisney

Abstract read
In one paragraph

Article in Hormones & cancer, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed.

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  19. Endogenous sex hormones and breast density in young women.Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology · 2015
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Brian L SpragueDepartment of Surgery, University of Vermont, 1 S. Prospect St, Rm 4428B, Burlington, VT 05401, USA. Brian.Sprague@uvm.edu
Amy Trentham-Dietz
Ronald E Gangnon
Diana S M Buist
Elizabeth S Burnside
Erin J Aiello Bowles
Frank Z Stanczyk
Gale S Sisney

Funding

UW COMPREHENSIVE CANCER CENTER SUPPORTP30CA014520 · NCI · UNIVERSITY OF WISCONSIN-MADISON · PI AMY TRENTHAM-DIETZ · 1985 to 2026
$142.6M
The Vitamin D Pathway and Mammographic Breast Density in Postmenopausal WomenR03CA139548 · NCI · UNIVERSITY OF WISCONSIN-MADISON · PI TRENTHAM-DIETZ, AMY · 2009 to 2010
$147k
NCI NIH HHS CA014520NCI NIH HHS CA139548NCI NIH HHS P30 CA014520NCI NIH HHS R03 CA139548
6 · The paper itself

Abstract

The use of breast density as an intermediate or predictive marker of breast cancer risk is limited by an incomplete understanding of the etiology of breast density. High blood levels of endogenous estrogens and androgens are associated with increased risk of breast cancer among postmenopausal women. We sought to examine whether these hormones are also associated with breast density. The Wisconsin Breast Density Study enrolled 257 postmenopausal women, ages 55-70 years, with no history of postmenopausal hormone use, from mammography clinics in Madison, Wisconsin. Subjects provided a blood sample for sex hormone analysis, and breast density was measured from subjects' screening mammograms using a computer-assisted thresholding method. Numerous sex hormones were associated with breast density in age-adjusted analyses. However, further adjustment for body mass index and other potentially confounding factors substantially attenuated or eliminated these associations. In the fully adjusted model, there remained a positive association between percent breast density and serum progesterone (P=0.03), with percent density rising from 11.9% (95% CI: 9.8, 14.1%) among women in the lowest quartile of serum progesterone to 15.4% (12.9, 18.2%) among women in the highest quartile. There was also a positive association between sex hormone binding globulin and percent breast density (P=0.06). In contrast, there were no independent associations between percent breast density and estradiol (total, free, or bioavailable), estrone, estrone sulfate, or testosterone (total, free, or bioavailable). These results suggest that breast density has a hormonal etiology; however, it may differ in important ways from that of breast cancer risk.

Indexed as

AgedBreastFemaleGonadal Steroid HormonesHumansMammographyMiddle AgedPostmenopauseRadioimmunoassayGonadal Steroid Hormonesandrogensbreast cancerestrogensmammographic breast densityprogesterone

Identifiers

PMID21318123
PMCPMC3035325

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.