Breast self-examination practices in women who have had a mastectomy by Carole H Crowell A thesis submitted in partial fulfillment of the requirement for the degree of Master of Nursing Montana State University © Copyright by Carole H Crowell (1990) Abstract: Research findings indicate that breast cancer mortality has not decreased significantly in the past decade. While research continues on the development of more effective therapies, techniques for early detection are presently receiving greater attention. The use of breast self-examination (BSE) has been emphasized in the media and professional literature but little emphasis has been placed on BSE for women who have had a mastectomy. The purposes of this study were to determine if women who have had breast surgery do breast self-examination and to describe barriers that block this behavior. An assumption was made that women who have had surgery for breast cancer do not examine their remaining breast tissue and scar site. A qualitative study was conducted using a grounded theory approach to explore and describe behavior of women who have had a mastectomy. Analytic strategies used for data analysis were the constant comparative method, theoretical sampling, open coding, memo writing, and recoding. A convenience sample of twelve informants was selected from a mastectomy support group located in a rural community in Montana. BSE was viewed as a health-promoting behavior and was found to relate to certain variables of Penders (1987) Health Promotion Model. Findings of this study indicate a majority of women perform BSE after their mastectomy but most do not examine their scar site. A facilitator to the performance of BSE was encouragement by a physician. A perceived benefit was finding a lump early, perceived seriousness was related to fear of recurrence, and a perceived barrier was forgetting. A major finding of the study was the informants did not view themselves susceptible to breast cancer because there was no history of breast cancer in their family. BREAST SELF-EXAMINATION PRACTICES IN WOMEN WHO HAVE HAD A MASTECTOMY by Carole H. Crowell A thesis submitted in partial fulfillment of the requirement for the degree of Master of Nursing MONTANA STATE UNIVERSITY Boz eman, Montana June, 1990 COPYRIGHT by Carole H. Crowell 1990 All Rights Reserved /!/3 7% CM? APPROVAL of a thesis submitted by- Carole H. Crowell This thesis has been read by each member of the thesis committee and has been found to be satisfactory regarding content, English usage, format, citations, bibliographic style, and consistency, and is ready for submission to the College of Graduate Studies. Approved for Major Department 7 7'Al - fO I i 0 I. I----- / r ^jhuv-Iyl__ Date Head,Major Department"'^ Approved for the College of Graduate Studies /a") /ff& Date'7 Graduate'' Dean iii STATEMENT OF PERMISSION TO USE In presenting this thesis in partial fulfillment of the requirements for a master's degree at Montana State University, I agree that the Library shall make it available to borrowers under rules of the Library. Brief quotations from this thesis are allowable without permission, provided that accurate acknowledgement of source is made. Permission for extensive quotation from or reproduction of this thesis may be granted by my major professor, or, in his absence, by the Dean of Libraries when, in the opinion of either, the proposed use of the material is for scholarly purposes. Any copying or use of the material in this thesis for financial gain shall not be allowed without my written permission. iv VITA Carole Crowell was born the daughter of Paul and Cecelia Harry on January 4, 1935. She received her secondary education from Colestock High School, Titusville, Pennsylvania. She received a Diploma in Nursing from Buffalo Deaconess Hospital and a Bachelor of Science in Nursing from the State University of New York at Buffalo. She has worked as a staff nurse at Bozeman Deaconess Hospital from 1981 to present. She is certified in Medical-Surgical Nursing and Oncology Nursing. V ACKNOWLEDGEMENTS I would like to acknowledge my Grandmother Leona Bauer for the inspiration to work with women who have had breast cancer. My grandmother died of breast cancer at age 46, and I never knew her. I would also like to express thanks for the expertise and support from Dr. Barbara P. Rogers. Dr. Roger's help made this thesis a reality. Finally, I would like to thank some special individuals who also contributed their direction, guidance, and encouragement: Dr. Jan Buehler Dr. Helen Lee Dr. Robert Fellenz My husband Allen and family Friends and classmates vi TABLE OF CONTENTS Page APPROVAL........................................... .ii STATEMENT OF PERMISSION TO USE . ...................... iii VITA .............. '................................. iv ACKNOWLEDGEMENTS .................................... V TABLE OF CONTENTS...................................... vi LIST OF FIGURES. ..................................... ix ABSTRACT . ......................................... X CHAPTER 1. INTRODUCTION.................................. I- Recurrence of Breast Cancer .................... 2 Survivorship .............................. 2 Statement of the Problem........................ 4 Purpose of the Study............................ 5 Relevance to Nursing............................ 5 Assumptions .................................... 6 Definition of Terms ............................ 7 2. REVIEW OF LITERATURE .......................... 8 Etiology of Breast Cancer ...................... 8 Risk Factors...................................... 10 Hormonal Risk Factors........................ 11 Personal History of Cancer ................ 11 D i e t ........................................ 11 Lifestyle............... 12 Pathology of Breast Cancer........................ 13 Classification of Tumors .................. 14 Metastasis.................................. 15 Treatment of Breast Cancer........................ 16 Surgery...................................... 17 Radiation Therapy............................ 17 Adjuvant Chemotherapy........................ 18 Hormonal Therapy .......................... 19 Recurrence........................................ 20 Incidence and Mortality Rates ..................... 20 Detection of Breast Cancer........................ 21 Mammography.................................. 22 Clinical Breast Examination. .......... 23 Breast Self-Examination...................... 24 Compliance with Breast Self-Examination ........ 24 Compliance vs Adherence...................... 27 vii Table of Contents, (continued) Health Belief - Health Promotion Models ........ 27 3. METHODOLOGY...................................... 33 Research Design ................................ 33 Sample and Setting................................ 34 Data Collection/Instruments .................... 35 Protection of Human Subjects...................... 35 Demographic Variables and Characteristics .... 36 Data Analysis.................................... 37 Constant Comparative Method.................. 38 Theoretical Sampling ...................... 38 Open Coding.................................. 39 Memo Writing................................ 39 Recoding.................................... 40 4. FINDINGS.......................................... 42 Qualitative Analysis.............................. 42 Doing Breast Self-Examination ............... 42 Before Surgery ............................ 43 After Surgery................................ 44 Examining the Scar Site...................... 44 Facilitators to the Performance of BSE............. 46 Interpersonal Influences ............... 46 Perceived Benefits .......................... 46 Perceived Seriousness of Breast Cancer . 47 Blockers to the Performance of BSE................ 48 Perceived Susceptibility to Breast Cancer. 48 Perceived Barriers ........................ 48 Health Education .......................... 50 Decision Model.................................... 51 Unburdening...................................... 53 Concern for Daughters........................ 53 Scar Site.................................... 54. Body I m a g e .................................. 54 Normalizing .......................... '......... 55 5. CONCLUSIONS...................................... 56 Discussion.......... 56 Performance of Breast Self-Examination............ 56 Facilitators for BSE.............................. 60 Interpersonal Influences . ............. 60 Perceived Benefits ........................ 60 Perceived Seriousness of Breast Cancer . 61 Blockers to B S E .................................. 61 Perceived Susceptibility .............. 61 Perceived Barriers ........................ 62 Health Education....... ............ 64 Unburdening...................................... 64 Concern for Daughters .......................... 65 Body Image........... 65 viii TABLE OF CONTENTS, (continued) Unburdening.................................. 64 Concern for Daughters. ; .................... 65 Body I m a g e .................................. 65 Normalizing.................................. 65 Limitations.................................. 67 Recommendations.............................. 68 REFERENCES............................................ 69 APPENDICES....................... 76 APPENDIX A - Interview Questions. ........ 77 APPENDIX B - Letter to Support Group .......... 79 APPENDIX C - Introduction to Study................ 81 APPENDIX D - Consent F o r m ........................ 84 ix LIST