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Status unknownNCT02627703Updated Jul 20, 2016

(Oncotype DX®) in Estrogen Receptor Positive (ER+) HER-2 Negative (HER 2-) 1-3 Node Positive (pN1) Breast Cancer

An observational study in Breast Cancer, sponsored by British Columbia Cancer Agency. Status unknown at 1 site in Canada. Open to female participants aged 18 Years to 79 Years. Per ClinicalTrials.gov, last updated 2016-07-20.

Sponsored by British Columbia Cancer Agency · Observational

The sponsor has not verified this record recently (last verified Jul 2016), so the status shown — last known as Recruiting — may be out of date.
Study type
Observational
Time perspective
Prospective
Enrollment
80
Ages
18 Years to 79 Years
Sex
Female
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Study summary

This study is a multi-center BCCA study that evaluates the impact of the Oncotype DX® assay on the decision making of the treating physician and the patient. The Oncotype DX® assay is a commercially available diagnostic test that aids in a physician's treatment recommendation to a breast cancer patient. The study also has a pharmacoeconomic component.

Read the detailed description

This study is a multi-center BCCA study that evaluates the impact of the Oncotype DX® assay on the decision making of the treating physician and the patient. The study also has a pharmacoeconomic component. All eligible patients in which either physician and/or patient determine that results from the 21 gene recurrence score could provide additional information useful in the decision making process regarding adjuvant chemotherapy or not will be asked by the participating physicians to participate in the study. If interested, the patient will consent to the study. The physician will complete a baseline questionnaire to document recommended adjuvant systemic therapies (pre-Oncotype DX®). The Oncotype DX® assay will be ordered after receipt of the Physician and Patient Registration and assignment of patient study number. The physician will discuss the results of the Oncotype DX® assay with the patient once the result is available and upon receipt of the pre-test questionnaire. The physician will complete a follow-up questionnaire (to document recommended adjuvant systemic therapies post Oncotype DX®) after the result of the Oncotype DX® assay is known.

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Conditions studied

  • Breast Cancer

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In context

Breast Neoplasms

12,544 studies on the registry are indexed under Breast Neoplasms; 2,892 are open to participants now.

This study's planned enrollment of 80 is below the median of 184 across 2,642 observational studies indexed under Breast Neoplasms.

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Lead sponsor

British Columbia Cancer Agency is the lead sponsor of 149 studies on the registry; 32 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years to 79 Years
Sexes eligible
Female
Accepts healthy volunteers
No
Sampling method
Probability sample

Study population

  • 18-79 years old
  • Operative Primary Breast Cancer

    • Node + (N1-3: micrometastasis)
    • ER + and HER 2-
  • Candidate for adjuvant chemotherapy in addition to hormonal therapy

Inclusion criteria

  1. Operable breast cancer with the primary tumour (pT1-3)
  2. Pathological involvement (microscopic) of 1-3 lymph nodes. No minimum number of total lymph nodes need be resected. Extra-nodal extension of nodal deposit is allowed.
  3. Her2Neu negative by IHC (0 or 1+) or FISH by current ASCO/CAP guidelines
  4. Patient's tumor must undergo central review at GHI and there must be adequate material for the Oncotype DX® assay.
  5. Patient's tumor must contain estrogen receptors (ER+).
  6. Patient must be between the ages (inclusive) of 18-79.
  7. Patient must be able to give informed consent
  8. Patient has adequate performance status (PS ECOG 0,1 or Karnofsky ≥70) and be a medically fit candidate for treatment of their cancer with systemic chemotherapy in addition to hormonal therapy with no contra-indications to either systemic therapy maneuvers

Exclusion criteria

Exclusion Criteria:

  1. Patients have ER negative tumors (ER-) by local or central BCCA assessment
  2. Patients have HER2 positive tumors by local or central BCCA assessment
  3. Patients have four or more lymph node positive disease.
  4. Lymph node involvement by isolated tumor cells or cells by IHC only (less than 200 cells and/or ≤0.2 mm)
  5. Patients have known metastatic breast cancer.
  6. Patients are unable to give consent or understand written language.
  7. Patients with poor performance status (ECOG 2-4) in whom consideration of adjuvant chemotherapy or adjuvant hormonal therapy would be contraindicated.
  8. Pregnant women in whom consideration of adjuvant chemotherapy or adjuvant hormonal therapy would be contraindicated.
  9. Patients with tumors that on GHI central pathological review appears inadequate for the Oncotype DX® assay.
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Study design

Time perspective
Prospective
Enrollment
80 participants (estimated)
Patient registry
No

Interventions

  • OtherOncotype DX

    The Oncotype DX® assay is a multi-gene reverse-transcriptase-polymerase-chain-reaction (RT-PCR) test that analyzes the expression of 21 genes, and quantifies the 10 year distant breast cancer recurrence risk in patients with stage I and II, lymph node negative, estrogen receptor positive disease who plan to be treated with tamoxifen for 5 years.

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What researchers measure

Primary outcomes

  1. Oncotype DX® assay affect on physician's treatment recommendations assessed by questionnaire

    The Oncotype DX® assay affect on physician's treatment recommendations pre and post Oncotype DX® Recurrence Score® result.

    Time frame: 1 Month

Secondary outcomes

  1. Assessing Costs differences to the Publicly funded Health Care System

    Costs to a publicly funded health care system

    Time frame: Data will be analyzed within 8 weeks of enrollment completion and presented within 9 months of study completion

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Study locations

1 of 1 sites recruiting
  • BC Cancer Agency - Vancouver Centre
    Vancouver, British Columbia V5Z4E6, Canada
    Recruiting
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References and documents

Publications

  • Davidson JA, Cromwell I, Ellard SL, Lohrisch C, Gelmon KA, Shenkier T, Villa D, Lim H, Sun S, Taylor S, Taylor M, Czerkawski B, Hayes M, Ionescu DN, Yoshizawa C, Chao C, Peacock S, Chia SK. A prospective clinical utility and pharmacoeconomic study of the impact of the 21-gene Recurrence Score(R) assay in oestrogen receptor positive node negative breast cancer. Eur J Cancer. 2013 Jul;49(11):2469-75. doi: 10.1016/j.ejca.2013.03.009. Epub 2013 Apr 20. PubMed 23611660 ↗

Individual participant data

Plan to share: No

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 20, 2016, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT02627703
Lead sponsor
British Columbia Cancer Agency
Collaborators
Genomic Health®, Inc.
Responsible party
Sponsor
First posted
Dec 11, 2015
Start date
May 2010
Primary completion
Dec 2017 (estimated)
Last update
Jul 20, 2016

Study contacts

Stephen Chia, MD
Contact
schia@bccancer.bc.ca
604-877-6000

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Jul 2016. You cannot join it, but the record below documents what was studied.

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