NCT00036270

Brief Summary

To compare the effects of exemestane for 5 years versus tamoxifen and exemestane given sequentially over 5 years in the adjuvant treatment of postmenopausal women with early breast cancer. This Pfizer sponsored trial is part of an international collaboration of investigators conducting 7 similar yet independent studies in 9 countries. This study is designed to be part of the larger TEAM trial where the data from these 7 studies will be combined. A pre-specified analysis of the pooled data will be conducted.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
9,779

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Aug 2001

Longer than P75 for phase_3

Geographic Reach
1 country

179 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2001

Completed
9 months until next milestone

First Submitted

Initial submission to the registry

May 8, 2002

Completed
1 day until next milestone

First Posted

Study publicly available on registry

May 9, 2002

Completed
6.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2008

Completed
1.2 years until next milestone

Results Posted

Study results publicly available

December 4, 2009

Completed
1.2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2011

Completed
Last Updated

October 28, 2015

Status Verified

October 1, 2015

Enrollment Period

7.2 years

First QC Date

May 8, 2002

Results QC Date

October 30, 2009

Last Update Submit

October 6, 2015

Conditions

Outcome Measures

Primary Outcomes (2)

  • Disease Free Survival (DFS): Number of Events (Disease Relapse or Death) From Baseline up to 2.75 Years

    Number of events (disease relapse or death) to time of observation for DFS. DFS defined as time from randomization to earliest documentation of disease relapse or death from any cause in postmenopausal, receptor positive, node negative or node positive breast cancer patients for adjuvant treatment with exemestane compared with adjuvant tamoxifen therapy at 2.75 years. Disease relapse: primary tumor recurrence (locoregional or distant) and ipsilateral or contralateral breast cancer (CBC). Intercurrent death: death without disease relapse.

    Baseline (Month 0) up to 2.75 years

  • Disease Free Survival (DFS): Number of Events (Disease Relapse or Death) From Baseline up to 5 Years

    Number of events (disease relapse or death) to time of observation for DFS. DFS defined as time from randomization to earliest documentation of disease relapse or death from any cause in postmenopausal, receptor positive, node negative or node positive breast cancer patients for adjuvant treatment with exemestane compared with adjuvant tamoxifen therapy at 5 years. Disease relapse: primary tumor recurrence (locoregional or distant) and ipsilateral or contralateral breast cancer (CBC). Intercurrent death: death without disease relapse.

    Baseline (Month 0) up to 5 years

Secondary Outcomes (4)

  • Number of Events for Overall Survival (OS)

    Baseline (Month 0) up to 5 years

  • Time to New Primary Breast Cancers

    Baseline (Month 0) up to 5 years

  • Number of Events for Time to Relapse

    Baseline (Month 0) up to 5 years

  • Number of Participants With New Primary Non-breast Cancers

    Baseline (Month 0) up to 5 years

Study Arms (2)

exemestane

EXPERIMENTAL
Drug: exemestane (Aromasin)

tamoxifen + exemestane

EXPERIMENTAL
Drug: tamoxifen + exemestane

Interventions

exemestane, orally, 25 mg, for 5 years

Also known as: aromasin
exemestane

tamoxifen, 20 mg, orally, daily, 2-3 years; followed by exemestane, orally, 25 mg, for a total of 5 years of therapy

tamoxifen + exemestane

Eligibility Criteria

Age50 Years+
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Histologically/cytologically confirmed adenocarcinoma of the breast, followed by adequate surgical resection and/or radiotherapy, and/or adjuvant chemotherapy, if indicated.
  • Stage T1-3 N0-2 Mo, Any TNM stage BC for whom adjuvant hormonal therapy is being considered.

You may not qualify if:

  • Those patients not deemed to have had potentially curative primary surgical treatment or one of the following criteria:
  • Inflammatory breast cancer
  • Histologically positive supraclavicular nodes
  • Ulceration/infiltration of local skin metastasis
  • Neoadjuvant chemotherapy
  • Ductal carcinoma in situ (DCIS) or lobular carcinoma in situ (LCIS) without invasion
  • ER and PR negative primary tumor or ER/PR unknown status.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (179)

Pfizer Investigational Site

Bessemer, Alabama, 35022, United States

Location

Pfizer Investigational Site

Birmingham, Alabama, 35205, United States

Location

Pfizer Investigational Site

Birmingham, Alabama, 35209, United States

Location

Pfizer Investigational Site

Birmingham, Alabama, 35211, United States

Location

Pfizer Investigational Site

Birmingham, Alabama, 35213, United States

Location

Pfizer Investigational Site

Birmingham, Alabama, 35235, United States

Location

Pfizer Investigational Site

Flagstaff, Arizona, 86001, United States

Location

Pfizer Investigational Site

Green Valley, Arizona, 85614, United States

Location

Pfizer Investigational Site

Oro Valley, Arizona, 85737, United States

Location

Pfizer Investigational Site

Phoenix, Arizona, 85012, United States

Location

Pfizer Investigational Site

Safford, Arizona, 85546, United States

Location

Pfizer Investigational Site

Scottsdale, Arizona, 85258, United States

Location

Pfizer Investigational Site

Sedona, Arizona, 86336, United States

Location

Pfizer Investigational Site

Tucson, Arizona, 85710, United States

Location

Pfizer Investigational Site

Tucson, Arizona, 85712, United States

Location

Pfizer Investigational Site

Tucson, Arizona, 85745, United States

Location

Pfizer Investigational Site

Tuscon, Arizona, 85704, United States

Location

Pfizer Investigational Site

North Little Rock, Arkansas, 72117, United States

Location

Pfizer Investigational Site

Aurora, Colorado, 80012, United States

Location

Pfizer Investigational Site

Boulder, Colorado, 80303, United States

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Pfizer Investigational Site

Colorado Springs, Colorado, 80909, United States

Location

Pfizer Investigational Site

Denver, Colorado, 80218, United States

Location

Pfizer Investigational Site

Denver, Colorado, 80220, United States

Location

Pfizer Investigational Site

Fort Collins, Colorado, *0524, United States

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Pfizer Investigational Site

Lakewood, Colorado, 80228, United States

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Pfizer Investigational Site

Lone Tree, Colorado, 80124, United States

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Pfizer Investigational Site

Longmont, Colorado, 80501, United States

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Pfizer Investigational Site

Pueblo, Colorado, 81008, United States

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Pfizer Investigational Site

Thornton, Colorado, 80260-, United States

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Pfizer Investigational Site

Clearwater, Florida, 33761, United States

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Pfizer Investigational Site

Hudson, Florida, 34667, United States

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Pfizer Investigational Site

Jacksonville, Florida, 32204, United States

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Pfizer Investigational Site

Jacksonville, Florida, 32207, United States

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Pfizer Investigational Site

Lauderhill, Florida, 33319, United States

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Pfizer Investigational Site

Melbourne, Florida, 32901, United States

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Pfizer Investigational Site

New Port Richey, Florida, 34655, United States

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Pfizer Investigational Site

Ocala, Florida, 34474, United States

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Pfizer Investigational Site

Orange Park, Florida, 32073, United States

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Pfizer Investigational Site

Palatka, Florida, 32177, United States

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Pfizer Investigational Site

Plantation, Florida, 33324, United States

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Pfizer Investigational Site

Saint Augustine, Florida, 32086, United States

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Pfizer Investigational Site

Alton, Illinois, 62002, United States

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Pfizer Investigational Site

Arlington Heights, Illinois, �60005, United States

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Pfizer Investigational Site

Niles, Illinois, 60714, United States

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Pfizer Investigational Site

Winfield, Illinois, 60190, United States

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Pfizer Investigational Site

Carmel, Indiana, 46032, United States

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Pfizer Investigational Site

Fishers, Indiana, 46037, United States

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Pfizer Investigational Site

Greenfield, Indiana, 46140, United States

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Pfizer Investigational Site

Indianapolis, Indiana, 46219, United States

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Pfizer Investigational Site

Indianapolis, Indiana, 46227, United States

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Pfizer Investigational Site

Shelbyville, Indiana, 46176, United States

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Pfizer Investigational Site

Terre Haute, Indiana, 47802, United States

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Pfizer Investigational Site

Cedar Rapids, Iowa, 52403, United States

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Pfizer Investigational Site

Kansas City, Kansas, 66112, United States

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Pfizer Investigational Site

Shawnee Mission, Kansas, 66204, United States

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Pfizer Investigational Site

Westminster, Maryland, 21157, United States

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Pfizer Investigational Site

North Adams, Massachusetts, 01247, United States

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Pfizer Investigational Site

Pittsfield, Massachusetts, 01201, United States

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Pfizer Investigational Site

Burnsville, Minnesota, 55337, United States

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Pfizer Investigational Site

Edina, Minnesota, 55435-2150, United States

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Pfizer Investigational Site

Maplewood, Minnesota, 55109, United States

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Pfizer Investigational Site

Saint Paul, Minnesota, 55102-2389, United States

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Pfizer Investigational Site

Woodbury, Minnesota, 55125, United States

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Pfizer Investigational Site

Columbia, Missouri, 65201, United States

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Pfizer Investigational Site

Kansas City, Missouri, 64111, United States

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Pfizer Investigational Site

Kansas City, Missouri, 64131, United States

Location

Pfizer Investigational Site

Kansas City, Missouri, 64154, United States

Location

Pfizer Investigational Site

Lee's Summit, Missouri, 29307, United States

Location

Pfizer Investigational Site

Lee's Summit, Missouri, 64064, United States

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Pfizer Investigational Site

St Louis, Missouri, 63136, United States

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Pfizer Investigational Site

Las Vegas, Nevada, 89128, United States

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Pfizer Investigational Site

Santa Fe, New Mexico, 87505, United States

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Pfizer Investigational Site

Albany, New York, 12206, United States

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Pfizer Investigational Site

Albany, New York, 12208, United States

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Pfizer Investigational Site

Amsterdam, New York, 12010, United States

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Pfizer Investigational Site

Brockport, New York, 14420, United States

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Pfizer Investigational Site

Canandaigua, New York, 14424, United States

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Pfizer Investigational Site

Geneva, New York, 14456, United States

Location

Pfizer Investigational Site

Hudson, New York, 12534, United States

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Pfizer Investigational Site

Latham, New York, 12110-0610, United States

Location

Pfizer Investigational Site

Rexford, New York, 12148, United States

Location

Pfizer Investigational Site

Troy, New York, 12180, United States

Location

Pfizer Investigational Site

Asheville, North Carolina, 28801, United States

Location

Pfizer Investigational Site

Cary, North Carolina, 27518, United States

Location

Pfizer Investigational Site

Durham, North Carolina, 27704, United States

Location

Pfizer Investigational Site

Elizabeth City, North Carolina, 27909, United States

Location

Pfizer Investigational Site

Hickory, North Carolina, 28602, United States

Location

Pfizer Investigational Site

Kernersville, North Carolina, 27284, United States

Location

Pfizer Investigational Site

Lexington, North Carolina, 27295, United States

Location

Pfizer Investigational Site

Raleigh, North Carolina, 27607, United States

Location

Pfizer Investigational Site

Raleigh, North Carolina, 27614, United States

Location

Pfizer Investigational Site

Seneca, North Carolina, 29672, United States

Location

Pfizer Investigational Site

Winston-Salem, North Carolina, 27103, United States

Location

Pfizer Investigational Site

Kettering, Ohio, 45409, United States

Location

Pfizer Investigational Site

Bartlesville, Oklahoma, 74006, United States

Location

Pfizer Investigational Site

Norman, Oklahoma, 73071, United States

Location

Pfizer Investigational Site

Oklahoma City, Oklahoma, 73102, United States

Location

Pfizer Investigational Site

Oklahoma City, Oklahoma, 73104-5020, United States

Location

Pfizer Investigational Site

Oklahoma City, Oklahoma, 73109, United States

Location

Pfizer Investigational Site

Oklahoma City, Oklahoma, 73112-4416, United States

Location

Pfizer Investigational Site

Tulsa, Oklahoma, 74104, United States

Location

Pfizer Investigational Site

Tulsa, Oklahoma, 74133, United States

Location

Pfizer Investigational Site

Tulsa, Oklahoma, 74136, United States

Location

Pfizer Investigational Site

Eugene, Oregon, 97401, United States

Location

Pfizer Investigational Site

Portland, Oregon, 97210, United States

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Pfizer Investigational Site

Portland, Oregon, 97213-2996, United States

Location

Pfizer Investigational Site

Portland, Oregon, 97216, United States

Location

Pfizer Investigational Site

Portland, Oregon, 97225, United States

Location

Pfizer Investigational Site

Springfield, Oregon, 97477, United States

Location

Pfizer Investigational Site

Tualatin, Oregon, 97062, United States

Location

Pfizer Investigational Site

Kingston, Pennsylvania, 18704-5535, United States

Location

Pfizer Investigational Site

Easley, South Carolina, 29640, United States

Location

Pfizer Investigational Site

Greenville, South Carolina, 29605, United States

Location

Pfizer Investigational Site

Greenville, South Carolina, 29615, United States

Location

Pfizer Investigational Site

Spartanburg, South Carolina, 29307, United States

Location

Pfizer Investigational Site

Abilene, Texas, 79606-5208, United States

Location

Pfizer Investigational Site

Arlington, Texas, 76012, United States

Location

Pfizer Investigational Site

Arlington, Texas, 76014, United States

Location

Pfizer Investigational Site

Austin, Texas, 78731, United States

Location

Pfizer Investigational Site

Austin, Texas, 78745, United States

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Pfizer Investigational Site

Beaumont, Texas, 77702-1449, United States

Location

Pfizer Investigational Site

Bedford, Texas, 76022', United States

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Pfizer Investigational Site

Dallas, Texas, 75230-2510, United States

Location

Pfizer Investigational Site

Dallas, Texas, 75231-4400, United States

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Pfizer Investigational Site

Dallas, Texas, 75237, United States

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Pfizer Investigational Site

Dallas, Texas, 75246, United States

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Pfizer Investigational Site

Denton, Texas, 76210, United States

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Pfizer Investigational Site

El Paso, Texas, 79902, United States

Location

Pfizer Investigational Site

El Paso, Texas, 79915, United States

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Pfizer Investigational Site

Fort Worth, Texas, 76104, United States

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Pfizer Investigational Site

Fredericksburg, Texas, 78624, United States

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Pfizer Investigational Site

Garland, Texas, 75042, United States

Location

Pfizer Investigational Site

Houston, Texas, 77024, United States

Location

Pfizer Investigational Site

Irving, Texas, 75061-224, United States

Location

Pfizer Investigational Site

Kerrville, Texas, 78028, United States

Location

Pfizer Investigational Site

Lewisville, Texas, 75067, United States

Location

Pfizer Investigational Site

Longview, Texas, 75601, United States

Location

Pfizer Investigational Site

McAllen, Texas, 78503, United States

Location

Pfizer Investigational Site

Mesquite, Texas, 75150, United States

Location

Pfizer Investigational Site

Midland, Texas, 79701, United States

Location

Pfizer Investigational Site

New Braunfels, Texas, 78130, United States

Location

Pfizer Investigational Site

Odessa, Texas, 79761, United States

Location

Pfizer Investigational Site

Paris, Texas, 75460-5004, United States

Location

Pfizer Investigational Site

Plano, Texas, 75075-7787, United States

Location

Pfizer Investigational Site

Round Rock, Texas, 78681, United States

Location

Pfizer Investigational Site

San Antonio, Texas, 78212, United States

Location

Pfizer Investigational Site

San Antonio, Texas, 78217, United States

Location

Pfizer Investigational Site

San Antonio, Texas, 78229, United States

Location

Pfizer Investigational Site

San Antonio, Texas, 78258-3912, United States

Location

Pfizer Investigational Site

Sherman, Texas, TX 75090-0504, United States

Location

Pfizer Investigational Site

Tyler, Texas, 75702, United States

Location

Pfizer Investigational Site

Waco, Texas, 76712, United States

Location

Pfizer Investigational Site

Webster, Texas, 77598, United States

Location

Pfizer Investigational Site

Weslaco, Texas, 78596, United States

Location

Pfizer Investigational Site

Wichita Falls, Texas, 76310, United States

Location

Pfizer Investigational Site

Chesapeake, Virginia, 23320, United States

Location

Pfizer Investigational Site

Christianburg,, Virginia, 24073, United States

Location

Pfizer Investigational Site

Christianburg, Virginia, 24073, United States

Location

Pfizer Investigational Site

Fairfax, Virginia, 22031, United States

Location

Pfizer Investigational Site

Gainesville, Virginia, 20155, United States

Location

Pfizer Investigational Site

Hampton, Virginia, 23666, United States

Location

Pfizer Investigational Site

Newport News, Virginia, 23606, United States

Location

Pfizer Investigational Site

Norfolk, Virginia, 23502, United States

Location

Pfizer Investigational Site

Pulaski, Virginia, 24301, United States

Location

Pfizer Investigational Site

Roanoke, Virginia, 24101, United States

Location

Pfizer Investigational Site

Salem, Virginia, 24153, United States

Location

Pfizer Investigational Site

Williamsburg, Virginia, 23188, United States

Location

Pfizer Investigational Site

Woodbridge, Virginia, 22191, United States

Location

Pfizer Investigational Site

Wytheville, Virginia, 24382, United States

Location

Pfizer Investigational Site

Burien, Washington, 98166, United States

Location

Pfizer Investigational Site

Edmonds, Washington, 98026, United States

Location

Pfizer Investigational Site

Seattle, Washington, 98133-8414, United States

Location

Pfizer Investigational Site

Seattle, Washington, 98133, United States

Location

Pfizer Investigational Site

Spokane, Washington, 99202, United States

Location

Pfizer Investigational Site

Spokane, Washington, 99216, United States

Location

Pfizer Investigational Site

Spokane, Washington, 99218, United States

Location

Pfizer Investigational Site

Vancouver, Washington, 98684-6930, United States

Location

Pfizer Investigational Site

Vancouver, Washington, 98684, United States

Location

Pfizer Investigational Site

Vancouver, Washington, 98686, United States

Location

Related Publications (5)

  • Bayani J, Kornaga EN, Crozier C, Jang GH, Bathurst L, Kalatskaya I, Trinh QM, Yao CQ, Livingstone J, Boutros PC, Spears M, McPherson JD, Stein LD, Rea D, Bartlett JMS. Identification of Distinct Prognostic Groups: Implications for Patient Selection to Targeted Therapies Among Anti-Endocrine Therapy-Resistant Early Breast Cancers. JCO Precis Oncol. 2019 Dec;3:1-13. doi: 10.1200/PO.18.00373.

  • Noordhoek I, Blok EJ, Meershoek-Klein Kranenbarg E, Putter H, Duijm-de Carpentier M, Rutgers EJT, Seynaeve C, Bartlett JMS, Vannetzel JM, Rea DW, Hasenburg A, Paridaens R, Markopoulos CJ, Hozumi Y, Portielje JEA, Kroep JR, van de Velde CJH, Liefers GJ. Overestimation of Late Distant Recurrences in High-Risk Patients With ER-Positive Breast Cancer: Validity and Accuracy of the CTS5 Risk Score in the TEAM and IDEAL Trials. J Clin Oncol. 2020 Oct 1;38(28):3273-3281. doi: 10.1200/JCO.19.02427. Epub 2020 Jul 24.

  • Derks MGM, Bastiaannet E, van de Water W, de Glas NA, Seynaeve C, Putter H, Nortier JWR, Rea D, Hasenburg A, Markopoulos C, Dirix LY, Portielje JEA, van de Velde CJH, Liefers GJ. Impact of age on breast cancer mortality and competing causes of death at 10 years follow-up in the adjuvant TEAM trial. Eur J Cancer. 2018 Aug;99:1-8. doi: 10.1016/j.ejca.2018.04.009. Epub 2018 Jun 6.

  • Bartlett JM, Brookes CL, Piper T, van de Velde CJ, Stocken D, Lyttle N, Hasenburg A, Quintayo MA, Kieback DG, Putter H, Markopoulos C, Kranenbarg EM, Mallon EA, Dirix LY, Seynaeve C, Rea DW. Do type 1 receptor tyrosine kinases inform treatment choice? A prospectively planned analysis of the TEAM trial. Br J Cancer. 2013 Oct 29;109(9):2453-61. doi: 10.1038/bjc.2013.609. Epub 2013 Oct 3.

  • van de Velde CJ, Rea D, Seynaeve C, Putter H, Hasenburg A, Vannetzel JM, Paridaens R, Markopoulos C, Hozumi Y, Hille ET, Kieback DG, Asmar L, Smeets J, Nortier JW, Hadji P, Bartlett JM, Jones SE. Adjuvant tamoxifen and exemestane in early breast cancer (TEAM): a randomised phase 3 trial. Lancet. 2011 Jan 22;377(9762):321-31. doi: 10.1016/S0140-6736(10)62312-4.

Related Links

MeSH Terms

Conditions

Breast Neoplasms

Interventions

exemestaneTamoxifen

Condition Hierarchy (Ancestors)

Neoplasms by SiteNeoplasmsBreast DiseasesSkin DiseasesSkin and Connective Tissue Diseases

Intervention Hierarchy (Ancestors)

StilbenesBenzylidene CompoundsBenzene DerivativesHydrocarbons, AromaticHydrocarbons, CyclicHydrocarbonsOrganic Chemicals

Limitations and Caveats

Overall Survival was reported as number of events which otherwise reported as time.

Results Point of Contact

Title
Pfizer ClinicalTrials.gov Call Center
Organization
Pfizer, Inc.

Study Officials

  • Pfizer CT.gov Call Center

    Pfizer

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 8, 2002

First Posted

May 9, 2002

Study Start

August 1, 2001

Primary Completion

October 1, 2008

Study Completion

February 1, 2011

Last Updated

October 28, 2015

Results First Posted

December 4, 2009

Record last verified: 2015-10

Locations