A Breast Cancer Treatment Decision Aid for Women Aged 70 and Older

The purpose of this research study is to evaluate a decision aid to help women aged 70 and
older decide on treatment for their breast cancer.

Inclusion Criteria:

- Phase I

- Patient age ≥ 70 yrs

- Female patient diagnosed with a first primary ER+, HER2-, LN-, 3cm or less breast
cancer >6 months ago but <2 years ago

- Caregiver age >21 years

- English speaking

- Phase II

- Female patient age ≥ 70 yrs newly diagnosed with a first primary ER+, HER2-, LN-,
3cm or less breast cancer

- Women newly diagnosed with breast cancer on the day of surgical consult

Exclusion Criteria:

- Phase I

- Patient Age < 70 years

- Women diagnosed with Paget's disease, inflammatory breast cancer or a phyllodes
tumor

- Signs of Dementia

- Score >10 on the Orientation-Memory-Concentration (OMC) test

- Non-English Speaking;

- Caregiver age < 21 years

- Women who do not have capacity to participate. --- Before enrolling women in this
study, possible participants will be asked 7 questions about the benefits and
risks of the study. Women that answer 3 or more of these questions incorrectly
will be excluded.

- Phase II

- Women with a history of breast cancer (invasive and non-invasive)

- Diagnosed with Paget's disease, inflammatory breast cancer or a phyllodes tumor

- Signs of Dementia

- Score >10 on the OMC test (indicative of dementia).

- Women who do not have capacity to participate. --- Before enrolling women in this
study, possible participants will be asked 7 questions about the benefits and
risks of the study. Women that answer 3 or more of these questions incorrectly
will be excluded.