Evidence map›Paper›PMID 27974323›Full record

Observational studyBMJ (Clinical research ed.)2016

Do celebrity endorsements matter? Observational study of BRCA gene testing and mastectomy rates after Angelina Jolie's New York Times editorial.

Sunita Desai, Anupam B Jena

Abstract readObservational Study
In one paragraph

Observational study in BMJ (Clinical research ed.), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 2 pooled it
–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

47 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Operating on Anxiety: Negative Affect toward Breast Cancer and Choosing Contralateral Prophylactic Mastectomy.Medical decision making : an international journal of the Society for Medical Decision Making · 2023
    Trial
  4. Trial
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  7. GermlinePathology oncology research : POR · 2026
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  14. Review
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  17. Exploring the Factors Associated with Mental Health Attitude in China: A Structural Topic Modeling Approach.International journal of environmental research and public health · 2022
    Article
  18. Article
  19. Behavioral Economics and Tobacco Control: Current Practices and Future Opportunities.International journal of environmental research and public health · 2022
    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

2 authors.

Sunita DesaiDepartment of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA.
Anupam B JenaDepartment of Health Care Policy, Harvard Medical School, 180 Longwood Ave, Boston, MA 02115, USA jena@hcp.med.harvard.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo examine the effect on BRCA testing and mastectomy rates of a widely viewed 2013 New York Times editorial by public figure Angelina Jolie that endorsed BRCA testing and announced Jolie's decision to undergo preventive mastectomy.

designObservational study with difference-in-difference analysis.

settingCommercially insured US population.

participantsWomen aged 18-64 years with claims in the Truven MarketScan commercial claims database (n=9 532 836).

main outcome measuresChanges in BRCA testing rates in the 15 business days before versus after 14 May 2013 (editorial date) compared with the change in the same period in 2012; mastectomy rates in the months before and after publication, both overall and within 60 days of BRCA testing among women who were tested; national estimates of incremental tests and expenditures associated with Jolie's article in the 15 days after publication.

resultsDaily BRCA test rates increased immediately after the 2013 editorial, from 0.71 tests/100 000 women in the 15 business days before to 1.13 tests/100 000 women in the 15 business days after publication. In comparison, daily test rates were similar in the same period in 2012 (0.58/100 000 women in the 15 business days before 14 May versus 0.55/100 000 women in the 15 business days after), implying a difference-in-difference absolute daily increase of 0.45 tests/100 000 women or a 64% relative increase (P<0.001). The editorial was associated with an estimated increase of 4500 BRCA tests and $13.5m (£10.8m; €12.8) expenditure nationally among commercially insured adult women in those 15 days. Increased BRCA testing rates were sustained throughout 2013. Overall mastectomy rates remained unchanged in the months after publication, but 60 day mastectomy rates among women who had a BRCA test fell from 10% in the months before publication to 7% in the months after publication, suggesting that women who underwent tests as a result of to the editorial had a lower pre-test probability of having the BRCA mutation than women tested before the editorial.

conclusionsCelebrity endorsements can have a large and immediate effect on use of health services. Such announcements can be a low cost means of reaching a broad audience quickly, but they may not effectively target the subpopulations that are most at risk for the relevant underlying condition.

Indexed as

Famous PersonsPeriodicals as TopicAdolescentAdultBreast NeoplasmsGenes, BRCA1Genes, BRCA2Genetic Predisposition to DiseaseGenetic TestingHumansInsurance, HealthMastectomyMiddle AgedTime FactorsUnited StatesYoung Adult

Identifiers

PMID27974323
PMCPMC5156611

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

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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.