Women’s perceptions of dense breast notifications in a Massachusetts safety net hospital: “So what is that supposed to mean?”

https://doi.org/10.1016/j.pec.2018.01.017Get rights and content

Highlights

  • The concept of breast density was unfamiliar and confusing to many women.

  • Few recalled breast density notification content about cancer risk and masking bias.

  • Women preferred specific and coordinated verbal communication about breast density.

  • Women had many misperceptions about the implications of having dense breasts.

Abstract

Objective

Currently, 30 US states mandate that radiologists notify women when dense breast tissue is found on mammography. Little is understood about how notifications are perceived by recipients. This qualitative study sought to understand how dense breast notifications (DBNs) impact women’s perceptions and their participation in follow-up care.

Methods

We assessed rates of DBN recall and conducted semi-structured telephone interviews with 30 English-speaking women ages 40 to 74 after receiving a DBN from a Massachusetts hospital. Content coding characterized women’s recall of the notification content, perceptions of breast density, and planned or actual participation in follow-up care.

Results

Most women (81%) recalled receiving a DBN, but few could recall specific content. Women described struggling to understand the meaning of breast density and created their own explanatory models of dense breasts that differed from medical explanations. Many women planned to or did talk with their doctors about breast density as a result of receiving the notification.

Conclusions

Women receiving DBNs have limited knowledge and many misperceptions about the implications of having dense breasts.

Practice implications

Educational support is needed to promote informed decision- making about breast cancer screening that incorporates personal risk in the setting of dense breast legislation.

Introduction

Since 2009, 30 states have adopted legislation requiring mammography providers to provide written notification to women with dense breast tissue seen on a mammogram [1]. Approximately 40–50% of women receiving mammograms have dense breasts, representing over 27 million women ages 40–74 in the United States [2]. While the content of state notifications differs slightly, 28/30 (93%) explicitly state that having dense breasts increases cancer risk and all mention that having dense breasts makes it more difficult to detect cancer on a mammogram (see [3] for details on state legislation). Information about these risks is often accompanied by the suggestion that women speak with their doctors and/or pursue supplemental screening with ultrasound or magnetic resonance imaging (MRI).

Dense breast notifications have the potential to alter women’s perceptions of their breast cancer risk or change screening behaviors. While these laws aim to empower women [4], the impact of notifications remains uncertain. Survey research indicates that legislation may increase awareness of breast density and knowledge about its impact on cancer risk and mammography sensitivity [5]. However, awareness varies by patient factors (race/ethnicity, income, health beliefs) [7] and setting (academic vs. county hospitals) [6]. The legislation is also associated with greater use of supplemental MRI and ultrasound [[8], [9]]. These studies have quantitatively examined the anticipated changes in specific knowledge and attitudes resulting from dense breast notifications, but there are potential emotional, social, and behavioral responses that have yet to be characterized. Previously we found that the notifications were written at a high literacy level (mean Flesch-Kincaid score of grade 10.5 across 24 states; range: 7–19.4) [3]. Given the generally high literacy level of these notifications, there is a significant potential for misinterpretation that may impact patient beliefs, attitudes, knowledge and participation in follow-up care. To explore a fuller range of women’s perceptions of receiving a dense breast notification and their intentions for follow-up care beyond what is possible with survey research, we conducted a qualitative study of women receiving mammograms in one Massachusetts safety-net hospital to elicit their experience after receiving a dense breast notification.

Section snippets

Methods

This qualitative interview study assessed women’s awareness regarding notification of breast density, understanding of the notification’s content, and planned or actual follow-up care. Massachusetts’ notification law requires that specific information be communicated to patients, including: 1) Whether and to what degree dense breast tissue was identified on their mammogram; 2) The fact that dense breast tissue is common and not abnormal; 3) Direction to informational resources; 4) The fact that

Results

Over the course of three months, 202 invitations to participate were sent. Of these, 76 opted out after contact and 68 participants were not reached despite three attempts (Fig. 1). Fifty-eight participants were fully screened and 40 were eligible, recalling receipt of the dense breast notification. Thirty women completed qualitative interviews via telephone from July through October 2015. The ten who did not participate despite being eligible either did not respond to further contact, did not

Discussion and conclusion

Through our screening process, we determined that most women (81%) recalled receiving a dense breast notification, but when we interviewed 29 women about its content, few could describe important elements. Women described their struggle to understand the meaning of breast density, many reported feeling worried about the implications for their health, and many created their own explanatory model (or misperceptions) of dense breasts. Most women interviewed planned to or did talk with their

Funding

This work was supported by AcademyHealth [Grant #2016. 997.003]. Dr. Kressin is supported in part by aVeterans Affairs Senior Research Career Scientist Award (RCS02-066).

Acknowledgements

We would like to acknowledge the contributions of Eileen Howard, Allison Tonge, and Akanksha Srivastava in collecting participant data for this study.

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