De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?

Quality Indicators (QIs), including the breast-conserving surgery (BCS) rate, were published by the European and American Breast Cancer Societies and this study assesses these in a Canadian population to look for opportunities to de-escalate surgery. A total of 2311 patients having surgery for unila...

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Main Authors: Hannah Kapur, Leo Chen, Rebecca Warburton, Jin-Si Pao, Carol Dingee, Urve Kuusk, Amy Bazzarelli, Elaine McKevitt
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Current Oncology
Subjects:
Online Access:https://www.mdpi.com/1718-7729/29/1/13
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author Hannah Kapur
Leo Chen
Rebecca Warburton
Jin-Si Pao
Carol Dingee
Urve Kuusk
Amy Bazzarelli
Elaine McKevitt
author_facet Hannah Kapur
Leo Chen
Rebecca Warburton
Jin-Si Pao
Carol Dingee
Urve Kuusk
Amy Bazzarelli
Elaine McKevitt
author_sort Hannah Kapur
collection DOAJ
description Quality Indicators (QIs), including the breast-conserving surgery (BCS) rate, were published by the European and American Breast Cancer Societies and this study assesses these in a Canadian population to look for opportunities to de-escalate surgery. A total of 2311 patients having surgery for unilateral, unifocal breast cancer between 2013 and 2017 were identified and BCS QIs calculated. Reasons for mastectomy had been prospectively collected with synoptic operative reporting. Our BCS rate for invasive cancer < 3 cm was 77.1%, invasive cancer < 2 cm was 84.1%, and DCIS < 2 cm was 84.9%. There was no statistically significant change in BCS rates over a five-year period, but there was a reduction in contralateral prophylactic mastectomies (CPM) from 28% in 2013 to 16% in 2017 (<i>p</i> < 0.001). Trend analysis looking at tumour size and medical need for mastectomy indicated that 80% of patients at our centre would be eligible for BCS with tumour cut off of 2.5 cm. Our institution met American but not European QI standards for BCS rates, potentially indicating a difference in patient demographics compared to Europe. Our results support the understanding that BCS rates are influenced by multiple factors and are challenging to compare across jurisdictions. CPM rates may offer a more actionable opportunity to de-escalate surgery for breast cancer.
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spelling doaj.art-b9b18df164424eeb935963364bbfbd8d2023-11-23T13:25:48ZengMDPI AGCurrent Oncology1198-00521718-77292021-12-0129114415410.3390/curroncol29010013De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?Hannah Kapur0Leo Chen1Rebecca Warburton2Jin-Si Pao3Carol Dingee4Urve Kuusk5Amy Bazzarelli6Elaine McKevitt7Providence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaDepartment of Surgery, Faculty of Medicine, University of British Columbia, 2775 Laurel Street, Vancouver, BC V5Z 1M9, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaProvidence Breast Centre, Mount Saint Joseph Hospital, 3080 Prince Edward Street, Vancouver, BC V5T 3N4, CanadaQuality Indicators (QIs), including the breast-conserving surgery (BCS) rate, were published by the European and American Breast Cancer Societies and this study assesses these in a Canadian population to look for opportunities to de-escalate surgery. A total of 2311 patients having surgery for unilateral, unifocal breast cancer between 2013 and 2017 were identified and BCS QIs calculated. Reasons for mastectomy had been prospectively collected with synoptic operative reporting. Our BCS rate for invasive cancer < 3 cm was 77.1%, invasive cancer < 2 cm was 84.1%, and DCIS < 2 cm was 84.9%. There was no statistically significant change in BCS rates over a five-year period, but there was a reduction in contralateral prophylactic mastectomies (CPM) from 28% in 2013 to 16% in 2017 (<i>p</i> < 0.001). Trend analysis looking at tumour size and medical need for mastectomy indicated that 80% of patients at our centre would be eligible for BCS with tumour cut off of 2.5 cm. Our institution met American but not European QI standards for BCS rates, potentially indicating a difference in patient demographics compared to Europe. Our results support the understanding that BCS rates are influenced by multiple factors and are challenging to compare across jurisdictions. CPM rates may offer a more actionable opportunity to de-escalate surgery for breast cancer.https://www.mdpi.com/1718-7729/29/1/13breast neoplasmsmastectomysegmentalmastectomyquality indicatorshealth care
spellingShingle Hannah Kapur
Leo Chen
Rebecca Warburton
Jin-Si Pao
Carol Dingee
Urve Kuusk
Amy Bazzarelli
Elaine McKevitt
De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
Current Oncology
breast neoplasms
mastectomy
segmental
mastectomy
quality indicators
health care
title De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
title_full De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
title_fullStr De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
title_full_unstemmed De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
title_short De-Escalating Breast Cancer Surgery: Should We Apply Quality Indicators from Other Jurisdictions in Canada?
title_sort de escalating breast cancer surgery should we apply quality indicators from other jurisdictions in canada
topic breast neoplasms
mastectomy
segmental
mastectomy
quality indicators
health care
url https://www.mdpi.com/1718-7729/29/1/13
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