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Differences in breast cancer diagnosis by patient presentation in Ontario: a retrospective cohort study

Steven Habbous, Esha Homenauth, Andriana Barisic, Sharmilaa Kandasamy, Vicky Majpruz, Katharina Forster, Marta Yurcan, Anna M. Chiarelli, Patti Groome, Claire M.B. Holloway and Andrea Eisen
April 05, 2022 10 (2) E313-E330; DOI: https://doi.org/10.9778/cmajo.20210254
Steven Habbous
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
PhD
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Esha Homenauth
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
MSc
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Andriana Barisic
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
MSc
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Sharmilaa Kandasamy
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
BSc
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Vicky Majpruz
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
MA
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Katharina Forster
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
PhD MD
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Marta Yurcan
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
MHSc
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Anna M. Chiarelli
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
PhD
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Patti Groome
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
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Claire M.B. Holloway
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
PhD MD
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Andrea Eisen
Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
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Article Information

vol. 10 no. 2 E313-E330
DOI 
https://doi.org/10.9778/cmajo.20210254
PubMed 
35383035
History 
  • Published online April 5, 2022.
Copyright & Usage 
© 2022 CMA Impact Inc. or its licensors This is an Open Access article distributed in accordance with the terms of the Creative Commons Attribution (CC BY-NC-ND 4.0) licence, which permits use, distribution and reproduction in any medium, provided that the original publication is properly cited, the use is noncommercial (i.e., research or educational use), and no modifications or adaptations are made. See: https://creativecommons.org/licenses/by-nc-nd/4.0/

Author Information

  1. Steven Habbous, PhD,
  2. Esha Homenauth, MSc,
  3. Andriana Barisic, MSc,
  4. Sharmilaa Kandasamy, BSc,
  5. Vicky Majpruz, MA,
  6. Katharina Forster, PhD MD,
  7. Marta Yurcan, MHSc,
  8. Anna M. Chiarelli, PhD,
  9. Patti Groome, PhD,
  10. Claire M.B. Holloway, PhD MD,
  11. Andrea Eisen, MD
  1. Ontario Health (Cancer Care Ontario) (Habbous, Homenauth, Barisic, Kandasamy, Majpruz, Forster, Yurcan, Chiarelli, Holloway, Eisen); Dalla Lana School of Public Health (Chiarelli), Toronto, Ont.; ICES Queen’s (Groome), Kingston, Ont.; Department of Surgery (Holloway), University of Toronto; Department of Medical Oncology (Eisen), Sunnybrook Health Sciences Centre, Toronto, Ont.
  1. Correspondence to: Steven Habbous, Steven.habbous{at}ontariohealth.ca
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Differences in breast cancer diagnosis by patient presentation in Ontario: a retrospective cohort study
Steven Habbous, Esha Homenauth, Andriana Barisic, Sharmilaa Kandasamy, Vicky Majpruz, Katharina Forster, Marta Yurcan, Anna M. Chiarelli, Patti Groome, Claire M.B. Holloway, Andrea Eisen
Apr 2022, 10 (2) E313-E330; DOI: 10.9778/cmajo.20210254

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Differences in breast cancer diagnosis by patient presentation in Ontario: a retrospective cohort study
Steven Habbous, Esha Homenauth, Andriana Barisic, Sharmilaa Kandasamy, Vicky Majpruz, Katharina Forster, Marta Yurcan, Anna M. Chiarelli, Patti Groome, Claire M.B. Holloway, Andrea Eisen
Apr 2022, 10 (2) E313-E330; DOI: 10.9778/cmajo.20210254
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