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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT01942135
Other study ID # A5481023
Secondary ID 2013-002580-26
Status Completed
Phase Phase 3
First received
Last updated
Start date September 26, 2013
Est. completion date September 28, 2022

Study information

Verified date April 2024
Source Pfizer
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

The study is a randomized, double blind, placebo controlled, Phase 3 clinical trial with the primary objective of demonstrating the superiority of palbociclib in combination with fulvestrant (Faslodex®) over fulvestrant alone in prolonging PFS in women with HR+, HER2 negative metastatic breast cancer whose disease has progressed after prior endocrine therapy. The safety between the two treatment arms will also be compared. During study treatment, pre- and perimenopausal women must be receiving therapy with the LHRH agonist goserelin (Zoladex® or generic).


Recruitment information / eligibility

Status Completed
Enrollment 521
Est. completion date September 28, 2022
Est. primary completion date December 5, 2014
Accepts healthy volunteers No
Gender Female
Age group 18 Years and older
Eligibility Inclusion Criteria: - Women 18 years or older with metastatic or locally advanced disease, not amenable to curative therapy - Confirmed diagnosis of HR+/HER2- breast cancer - Any menopausal status - Progressed within 12 months from prior adjuvant or progressed within 1 month from prior advanced/metastatic endocrine breast cancer therapy - On an LHRH agonist for at least 28 days, if pre-/peri-menopausal, and willing to switch to goserelin (Zoladex ®) at time of randomization. - Measurable disease defined by RECIST version 1.1, or bone-only disease - Eastern Cooperative Oncology Group (ECOG) PS 0-1 - Adequate organ and marrow function, resolution of all toxic effects of prior therapy or surgical procedures - Patient must agree to provide tumor tissue from metastatic tissue at baseline Exclusion Criteria: - Prior treatment with any CDK inhibitor, fulvestrant, everolimus, or agent that inhibits the PI3K-mTOR pathway - Patients with extensive advanced/metastatic, symptomatic visceral disease, or known uncontrolled or symptomatic CNS metastases - Major surgery or any anti-cancer therapy within 2 weeks of randomization - Prior stem cell or bone marrow transplantation - Use of potent CYP3A4 inhibitors or inducers

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Palbociclib
Palbociclib 125 mg/day orally continuously dosed for 3 weeks followed by 1 week off; repeated at each subsequent cycle.
Fulvestrant
Fulvestrant 500 mg intramuscularly on Days 1 and 15 of Cycle 1, and then on Day 1 of each subsequent 28 day cycle.
Placebo
Placebo orally continuously dosed for 3 weeks followed by 1 week off; repeated at each subsequent cycle.
Fulvestrant
Fulvestrant 500 mg intramuscularly on Days 1 and 15 of Cycle 1, and then on Day 1 of each subsequent 28 day cycle.

Locations

Country Name City State
Australia River City Pharmacy Auchenflower Queensland
Australia Bankstown - Lidcombe Hospital Bankstown New South Wales
Australia Cabrini Brighton Brighton Victoria
Australia Monash Medical Centre Clayton Victoria
Australia Peninsula and Southeast Oncology Frankston Victoria
Australia Barwon Health, University Hospital Geelong Geelong Victoria
Australia Cabrini Hospital Malvern Victoria
Australia Peter MacCallum Cancer Centre Melbourne Victoria
Australia Peter MacCallum Cancer Centre Pharmacy Melbourne Victoria
Australia Fiona Stanley Hospital - Cancer Centre Murdoch Western Australia
Australia Sunshine Coast Hospital and Health Service Nambour Queensland
Australia Icon Cancer Care Southport Southport Queensland
Australia Sunshine Hospital St Albans Victoria
Australia Sunshine Hospital Clinical Trials Pharmacy St Albans Victoria
Australia Calvary Mater Newcastle Waratah New South Wales
Belgium Imelda Ziekenhuis Bonheiden
Belgium Cliniques Universitaires Saint-Luc Bruxelles
Belgium Hopital Erasme Bruxelles Region DE Bruxelles-capital
Belgium Institut Jules Bordet Bruxelles Bruxelles Capitale
Belgium Grand Hôpital de Charleroi - Site Notre Dame Charleroi Hainaut
Belgium UZ Antwerpen Edegem Antwerpen
Belgium INDC Entité Jolimontoise - CH de Jolimont-Lobbes Haine St. Paul Hainaut
Belgium UZ Leuven - Campus Gasthuisberg Leuven
Belgium C.H. de l'Ardenne - site Libramont Libramont-Chevigny Luxembourg
Belgium CHU UCL Namur - Site Sainte-Elisabeth Namur
Belgium Clinique Saint-Pierre Ottignies Brabant Wallon
Belgium CHWaPi - Site IMC Tournai Hainaut
Belgium GZA Ziekenhuizen - Campus St Augustinus Wilrijk
Canada Royal Victoria Regional Health Centre Barrie Ontario
Canada British Columbia Cancer Agency - Sindi Ahluwalia Hawkins Centre for the Southern Interior Kelowna British Columbia
Canada Cancer Centre of Southeastern Ontario @ Kingston Health Sciences Centre Kingston Ontario
Canada Jewish General Hospital Montreal Quebec
Canada Lakeridge Health Oshawa, R.S. McLaughlin Durham Regional Cancer Centre Oshawa Ontario
Canada The Ottawa Hospital Cancer Centre, General Campus Ottawa Ontario
Canada Niagara Health System Walker Family Cancer Center St. Catharines Ontario
Canada British Columbia Cancer Agency - Fraser Valley Centre Surrey British Columbia
Canada Princess Margaret Cancer Centre Toronto Ontario
Canada Sunnybrook Research Institute Toronto Ontario
Canada Toronto East General Hospital Toronto Ontario
Germany Universitaetsklinikum Leipzig AoeR Leipzig
Germany Zentrum fuer Radiologie und Nuklearmedizin am Johannisplatz Leipzig
Germany Klinikum der Universität München München
Germany Klinikum der Universität München München
Ireland Bon Secours Hospital Cork
Italy Azienda Sanitaria Firenze, c/o Ospedale S. M. Annunziata Farmacia Interna Bagno A Ripoli (FI)
Italy S.O.C. Oncologia Medica I, Azienda Sanitaria Firenze, c/o Ospedale S. M. Annunziata Bagno A Ripoli (FI)
Italy SSD Oncologia Medica Addarii-Zamagni A.O.U. di Bologna Policlinico S. Orsola Malpighi Bologna
Italy U.O. di Oncologia Medica P.O. Policlinico G. Rodolico" Catania
Italy Azienda U.L.S.S. n. 21 di Legnago, Presidio Ospedaliero Mater Salutis Legnago (VR)
Italy Farmacia Ospedaliera-Azienda U.L.S.S. n. 21 di Legnago Legnago (VR)
Italy IRST, Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori Meldola (FC)
Italy Farmacia IRCCS Ospedale San Raffaele Milano
Italy Fondazione IRCCS Istituto Nazionale dei Tumori Milano
Italy IRCCS Ospedale S. Raffaele Milano
Italy Istituto Europeo di Oncologia Milano
Italy Servizio di Farmacia - Istituto Europeo di Oncologia Milano
Italy Policlinico di Modena Dipartimento ad attivita integrata di Oncologia, Modena
Italy IRCCS Istituto Nazionale per lo Studio e la Cura dei Tumori Napoli
Italy Farmacia - Fondazione Policlinico Universitario A. Gemelli Roma
Italy Fondazione Policlinico Universitario A. Gemelli Roma
Italy S.C. Oncologia, A.O.S. Maria Terni
Japan Chiba Cancer Center Chiba
Japan National Hospital Organization Kyushu Cancer Center Fukuoka
Japan Hakuaikai Medical Corporation Sagara Hospital Kagoshima
Japan National Cancer Center Hospital East Kashiwa Chiba
Japan Saitama Cancer Center Kita-adachi-gun Saitama,japan
Japan National Hospital Organization Shikoku Cancer Center Matsuyama-city Ehime
Japan Aichi Cancer Center Hospital Nagoya Aichi
Japan National Hospital Organization Osaka
Korea, Republic of National Cancer Center Goyang-si Gyeonggi-do
Korea, Republic of Seoul National University Bundang Hospital Seongnam-si Gyeonggi-do
Korea, Republic of Asan medical Center Seoul
Korea, Republic of Samsung Medical Center Seoul
Korea, Republic of Seoul National University Hospital Seoul
Netherlands Haga Ziekenhuis Den Haag Zuid-holland
Netherlands Leids Universitair Medisch Centrum Leiden Zuid-holland
Netherlands Academisch Ziekenhuis Maastricht Maastricht Limburg
Netherlands Ikazia Ziekenhuis Rotterdam Zuid-holland
Netherlands Orbis Medisch Centrum Sittard-Geleen Limburg
Netherlands TweeSteden Ziekenhuis Tilburg Noord-brabant
Portugal Champalimaud Cancer Center/ Breast Unit Lisboa
Portugal Instituto Português de Oncologia Porto
Romania Spitalul Clinic CF nr.2 Bucuresti Bucharest
Romania Spitalul Municipal Ploiesti Ploiesti
Romania Spitalul Judetean de Urgente "Sf. Ioan cel Nou" Suceava
Romania Spitalul Clinic Judetean Mures Tg. Mures
Russian Federation OGBUZ Belgorod Oncology Dispensary Belgorod, Belgorodskaya Oblast',
Russian Federation GBUZ Chelyabinsk regional clinical center of oncology and nuclear medicine Chelyabinsk
Russian Federation FGBUZ Clinical Hospital 101 of the Federal Medical and Biological Agency" Lermontov Stavropol Territory
Russian Federation FSBSI Russian Cancer Research Center n.a.NN Blokhin Moscow
Russian Federation GBUZ of Stavropol Territory "Pyatigorsk Oncology Dispensary" Pyatigorsk, Stavropol Territory
Russian Federation Saint Petersburg GBUZ "City Clinical Oncology Dispensary" Saint Petersburg
Russian Federation Saint Petersburg GBUZ City Clinical Oncology Dispensary Saint Petersburg
Russian Federation OGBUZ Belgorod Oncology Dispensary Stariy Oskol Belgorodskaya Oblast'
Russian Federation GBUZ of Stavropol Territory "Stavropol Regional Clinical Oncology Dispensary" Stavropol
Russian Federation GBUZ Republican Clinical Oncology Dispensary of Ministry of Health of the Republic of Bashkortostan Ufa Republic OF Bashkortostan
Russian Federation GBUZ Leningrad regional oncological dispensary Village Kuzmolovsky Leningradskaya Oblast'
Russian Federation FGBU Russian Research Center for Radiology and Surgical Technologies Village Pesochny
Taiwan National Cheng Kung University Hospital Tainan
Taiwan National Taiwan University Hospital Taipei
Turkey Ege University Medical Faculty Izmir Bornova
Ukraine Oblasne komunalne nekomertsiine pidpryiemstvo "Bukovynskyi klinichnyi onkolohichnyi tsentr" Chernivtsi
Ukraine Komunalnyi zaklad 'Miska klinichna likarnia No.4' Dniprovskoi miskoi rady, Dnipro
Ukraine Komunalne nekomertsiyne pidpryiemstvo "Oblasnyi Kharkiv
Ukraine KNP Lvivskoi oblasnoi rady Lvivskyi onkolohichnyi Lviv
Ukraine Komunalna ustanova "Odeska oblasna klinichna likarnia" Odesa
Ukraine Podilskyi rehionalnyi tsentr onkolohii, Vinnytsia
United Kingdom Velindre Cancer Centre Cardiff South Glamorgan
United Kingdom The Royal Marsden NHS Foundation Trust London
United Kingdom Queen Alexandra Hospital, Portsmouth Hospitals NHS Trust Portsmouth Haematology and Oncology Centre Portsmouth Hampshire
United Kingdom Royal Hallamshire Hospital Sheffield South Yorkshire
United Kingdom Sheffield Teaching Hospitals NHS Foundation Trust, Weston Park Hospital Sheffield South Yorkshire
United Kingdom The Royal Marsden NHS Foundation Trust Sutton
United States University of Michigan Health System/Comprehensive Cancer Center Ann Arbor Michigan
United States Virginia Cancer Specialists, PC Arlington Virginia
United States Hope Women's Cancer Centers Asheville North Carolina
United States Mission Hospital, Inc. Asheville North Carolina
United States Piedmont Cancer Institute, PC Atlanta Georgia
United States ATTN - Research Pharmacist Aurora Colorado
United States University of Colorado Hospital - Anschutz Cancer Pavilion (ACP) Aurora Colorado
United States University of Colorado Hospital - Anschutz Outpatient Pavilion (AOP) Aurora Colorado
United States Northwest Georgia Oncology Centers, a Service of Wellstar Cobb Hospital Austell Georgia
United States Mount Sinai Medical Center- Aventura Aventura Florida
United States Arizona Center for Cancer Care Avondale Arizona
United States CBCC Global Research Inc. at Comprehensive Blood and Cancer Center Bakersfield California
United States Mercy Clinic St. Louis Cancer and Breast Institute Ballwin Missouri
United States Sidney Kimmel Comprehensive Cancer Center (SKCCC) at Johns Hopkins Baltimore Maryland
United States UAB Hospital-Investigational Drug Service Birmingham Alabama
United States University of Alabama at Birmingham Birmingham Alabama
United States University of Alabama at Birmingham, The Kirklin Clinic Birmingham Alabama
United States CareMount Medical Brewster New York
United States Maine Center for Cancer Medicine, dba: New England Cancer Specialists Brunswick Maine
United States Northwest Georgia Oncology Centers, a Service of WellStar Cobb Hospital Cartersville Georgia
United States Ironwood Physicians P.C dba Ironwood Cancer & Research Centers Chandler Arizona
United States Emily Couric Clinical Cancer Center Charlottesville Virginia
United States Mercy Ministry Office Chesterfield Missouri
United States Rush University Medical Center Chicago Illinois
United States Administrative Management Only: Translational Research Management Culver City California
United States Texas Oncology- Dallas Presbyterian Hospital Dallas Texas
United States Southern Cancer Center, PC Daphne Alabama
United States Sylvester Comprehensive Cancer Center Deerfield Beach Deerfield Beach Florida
United States University of Miami Hospitals and Clinics (UHMC) Sylvester at Deerfield Beach Deerfield Beach Florida
United States City of Hope Duarte California
United States Fairview Southdale Oncology Clinic Edina Minnesota
United States Inova Medical Group Fairfax Virginia
United States Inova Schar Cancer Institute Fairfax Virginia
United States Virginia Cancer Specialists, PC Fairfax Virginia
United States Piedmont Cancer Institute, PC Fayetteville Georgia
United States Arizona Oncology Associates, PC- HAL Flagstaff Arizona
United States Holy Cross Hospital/Michael and Dianne Bienes Comprehensive Cancer Center Fort Lauderdale Florida
United States Investigational Products Center (IPC) Fort Worth Texas
United States St. Jude Hospital Yorba Linda DBA St. Joseph Heritage Healthcare Fullerton California
United States The Jones Clinic, PC Germantown Tennessee
United States Ironwood Physicians P.C dba Ironwood Cancer & Research Centers Gilbert Arizona
United States Arizona Center for Cancer Care Glendale Arizona
United States Global Research Management Glendale California
United States Palo Verde Hematology Oncology Glendale Arizona
United States Western Regional Medical Center, Inc. Goodyear Arizona
United States Cancer and Hematology Centers of Western Michigan Grand Rapids Michigan
United States Comprehensive Cancer Centers of Nevada Henderson Nevada
United States Comprehensive Cancer Centers of Nevada Henderson Nevada
United States Memorial Breast Cancer Center at Memorial Regional Hospital Hollywood Florida
United States Memorial Cancer Institute at Memorial Regional Hospital Hollywood Florida
United States Memorial Regional Hospital Hollywood Florida
United States US Oncology Investigational Products Center (IPC) Irving Texas
United States US Oncology lnvestigational Products Center (IPC) Irving Texas
United States Maine Center for Cancer Medicine, dba: New England Cancer Specialists Kennebunk Maine
United States UC San Diego Medical Center-La Jolla La Jolla California
United States UC San Diego Moores Cancer Center La Jolla California
United States ProHEALTHCARE Associates, LLP Lake Success New York
United States Comprehensive Cancer Centers of Nevada Las Vegas Nevada
United States Comprehensive Cancer Centers of Nevada Las Vegas Nevada
United States Comprehensive Cancer Centers of Nevada Las Vegas Nevada
United States Virginia Cancer Specialists, PC Leesburg Virginia
United States Texas Oncology- Longview Cancer Center Longview Texas
United States Keck Hospital of USC Los Angeles California
United States LAC & USC Medical Center Los Angeles California
United States UCLA Hematology Oncology Los Angeles California
United States USC/Norris Comprehensive Cancer Center Los Angeles California
United States Sidney Kimmel Comprehensive Cancer Center (SKCCC) at Johns Hopkins, Green Spring Station Lutherville Maryland
United States Northwest Georgia Oncology Centers, a Service of WellStar Cobb Hospital Marietta Georgia
United States Northwest Georgia Oncology Centers, PC Marietta Georgia
United States Texas Oncology- McAllen South Second Street McAllen Texas
United States Columbia St. Mary's Mequon Wisconsin
United States Ironwood Physicians P.C dba Ironwood Cancer & Research Centers Mesa Arizona
United States Ironwood Physicians P.C dba Ironwood Cancer & Research Centers Mesa Arizona
United States University of Miami Hospitals & Clinics Miami Florida
United States Mount Sinai Comprehensive Cancer Center Miami Beach Florida
United States Mount Sinai Medical Center Miami Beach Florida
United States Columbia St. Mary's Milwaukee Wisconsin
United States University of Minnesota Medical Center, Fairview Minneapolis Minnesota
United States University of Minnesota Physicians, Masonic Cancer Center Minneapolis Minnesota
United States Southern Cancer Center, PC Mobile Alabama
United States Southern Cancer Center, PC Mobile Alabama
United States Southern Cancer Center,PC Mobile Alabama
United States UPMC Cancer Center, Monroeville Monroeville Pennsylvania
United States CareMount Medical Mount Kisco New York
United States Northern Westchester Hospital Mount Kisco New York
United States Rutgers Cancer Institute of New Jersey New Brunswick New Jersey
United States Virginia Oncology Associates Norfolk Virginia
United States Orlando Health Ocoee Florida
United States Breastlink Medical Group, Inc. Orange California
United States Hematology Oncology Medical Group of Orange County, Inc. (HOMG) Orange California
United States The Center for Cancer Prevention and Treatment at St. Joseph Hospital of Orange Orange California
United States Orlando Health Cancer Institute Orlando Florida
United States UCLA Hematology/Oncology - Pasadena Pasadena California
United States Memorial Breast Cancer Center at Memorial Hospital West Pembroke Pines Florida
United States Memorial Cancer Institute at Memorial Hospital West Pembroke Pines Florida
United States Memorial Hospital West Pembroke Pines Florida
United States Hospital of the University of Pennsylvania Philadelphia Pennsylvania
United States Thomas Jefferson University Philadelphia Pennsylvania
United States Magee Womens Hospital of UPMC Pittsburgh Pennsylvania
United States University of Pittsburgh Medical Center, William M. Cooper Pavilion, Hillman Cancer Center Pittsburgh Pennsylvania
United States Sylvester at Plantation Plantation Florida
United States Arizona Oncology Associates, PC- HAL Prescott Valley Arizona
United States Mercy Clinic St. Louis Cancer and Breast Institute Saint Louis Missouri
United States Mercy Hospital St. Louis Saint Louis Missouri
United States Mercy Hospital St.Louis- David C. Pratt Cancer Center Saint Louis Missouri
United States Huntsman Cancer Hospital Salt Lake City Utah
United States Huntsman Cancer Institute Salt Lake City Utah
United States Cancer Care Centers of South Texas San Antonio Texas
United States Cancer Care Centers of South Texas San Antonio Texas
United States Cancer Care Centers of South Texas San Antonio Texas
United States UC San Diego Medical Center-Hillcrest San Diego California
United States University of California, San Francisco: Helen Diller Comprehensive Cancer Center San Francisco California
United States San Luis Obispo Oncology and Hematology Health Center/Pacific Central Coast Health Centers San Luis Obispo California
United States Breastlink Medical Group, Inc. Santa Ana California
United States Central Coast Medical Oncology Corporation Santa Maria California
United States UCLA Hematology/Oncology - Santa Monica Santa Monica California
United States Maine Center for Cancer Medicine, dba: New England Cancer Specialists Scarborough Maine
United States Swedish Cancer Institute Seattle Washington
United States Swedish Medical Center Seattle Washington
United States Swedish Medical Center First Hill IDS Pharmacy Seattle Washington
United States Arizona Oncology Associates, PC- HAL Sedona Arizona
United States City of Hope South Pasadena California
United States Arizona Center for Cancer Care Surprise Arizona
United States Torrance Health Association, DBA Torrance Memorial Physician Network/Cancer Care Associates Torrance California
United States Torrance Memorial Physician Network-Cancer Care Torrance California
United States The University of Arizona Cancer Center Tucson Arizona
United States The University of Arizona Cancer Center- North Campus Tucson Arizona
United States Texas Oncology- Tyler Tyler Texas
United States Virginia Oncology Associates Virginia Beach Virginia
United States Texas Oncology- Weslaco Weslaco Texas
United States Wellness Oncology & Hematology West Hills California
United States UCLA Hematology - Oncology Clinic - Westlake Village Westlake Village California
United States Shenandoah Oncology, P.C. Winchester Virginia
United States Cancer Treatment Centers of America at Midwestern Regional Medical Center Zion Illinois

Sponsors (2)

Lead Sponsor Collaborator
Pfizer AstraZeneca

Countries where clinical trial is conducted

United States,  Australia,  Belgium,  Canada,  Germany,  Ireland,  Italy,  Japan,  Korea, Republic of,  Netherlands,  Portugal,  Romania,  Russian Federation,  Taiwan,  Turkey,  Ukraine,  United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary Progression-Free Survival (PFS) as Assessed by the Investigator PFS is the time from the date of randomization to the date of the first documentation of objective progression of disease (PD)or death due to any cause in absence of documented PD. Participants lacking an evaluation of tumor response after randomization had their PFS time censored on the date of randomization with the duration of a day. Participants with documentation of PD or death after a long interval (2 or more incomplete or non-evaluable assessments) since the last tumor assessment were censored at the time of last objective assessment that did not show PD. The length of PFS was calculated as PFS time (months) =[progression/death date(censor date) - randomization date + 1]/30.4. Progression is defined using Response Evaluation Criteria in Solid Tumors(RECIST v1.1) a 20% increase in the sum of diameters of target lesions and the sum must also demonstrate an absolute increase of at least 5mm or unequivocal progression of existing non-target lesions or the appearance of new lesions. From randomization date to date of first documentation of progression or death (assessed up to 12 months)
Secondary Overall Survival (OS)-Number of Participants Who Died OS is defined as the time from date of randomization to date of death due to any cause. In the absence of confirmation of death, survival time was censored to last date the participant was known to be alive. For participants lacking survival data beyond the date of their last follow-up, the OS time was censored on the last date they were known to be alive. Participants lacking survival data beyond randomization were to have their OS times be censored at randomization. The length of OS was calculated as OS time (months) = [death date (censor date) - randomization date + 1]/30.4. From randomization until death (up to 4.5 years)
Secondary Overall Survival (OS) OS is defined as the time from date of randomization to date of death due to any cause. In the absence of confirmation of death, survival time was censored to last date the participant was known to be alive. For participants lacking survival data beyond the date of their last follow-up, the OS time was censored on the last date they were known to be alive. Participants lacking survival data beyond randomization were to have their OS times be censored at randomization. The length of OS was calculated as OS time (months) = [death date (censor date) - randomization date + 1]/30.4. From randomization until death (up to 4.5 years)
Secondary Survival Probabilities at Year 1, Year 2, and Year 3 One-, Two- or Three-year Survival Probability is defined as the probability of survival 1 year, 2 or 3 years after the date of randomization based on the Kaplan-Meier estimate. Survival time was censored to last date the participant is known to be alive. From randomization until death (assessed up to 36 months)
Secondary Objective Response (OR) OR is defined as the overall complete response (CR) or partial response (PR) according to the RECIST version 1.1 Objective Response Rate (ORR) is defined as the proportion of participants with CR or PR relative to all randomized participants and randomized participants with measurable disease at baseline. Participants who do not have on-study radiographic tumor re-evaluation, who received anti-tumor treatment other than the study medication prior to reaching a CR or PR, or who died, progressed, or dropped out for any reason prior to reaching a CR or PR were counted as non-responders in the assessment of ORR. Per response evaluation criteria in solid tumors criteria (RECIST v1.1) for target lesions and assessed by MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), =30% decrease in the sum of the longest diameter of target lesions (longest for non-nodal and short axis for nodal target lesions); Overall Response (OR) = CR + PR. From randomization until end of treatment (assessed up to 2 years)
Secondary Duration of Response (DR) DR is defined as the time from the first documentation of objective tumor response (CR or PR) to the first documentation of disease progression or to death due to any cause, whichever occurs first. If tumor progression data included more than 1 date, the first date was used. DR was calculated as [the date response ended (ie, date of PD or death) - first CR or PR date + 1)]/30.4. Kaplan-Meier estimate of median of the DR is provided below. No inferential statistical analysis were done for DR. The DR was only calculated for the participants with a CR or PR. From randomization until end of treatment (assessed up to 2 years)
Secondary Clinical Benefit Response (CBR) CBR is defined as the overall complete response (CR), partial response (PR) , or stable disease (SD) =24 weeks according to the RECIST version 1.1. Clinical Benefit Response Rate (CBRR) is defined as the proportion of participants with CR, PR, or SD =24 weeks relative to all randomized participants and randomized participants with measurable disease at baseline. Participants who do not have on-study radiographic tumor re-evaluation, who received antitumor treatment other than the study medication prior to reaching a CR or PR, a best response of SD =24 weeks, or who died, progressed, or dropped out for any reason prior to reaching a CR or PR and a best response of SD =24 weeks was counted as non-responders in the assessment of CBR. Per RECIST v1.1 for target lesions and assessed by MRI: CR, disappearance of all target lesions; PR, =30% decrease in the sum of the longest diameter of target lesions; OR = CR + PR. From randomization until end of treatment (assessed up to 2 years)
Secondary Observed Plasma Trough Concentration (Ctrough) for Palbociclib Ctrough was defined as steady-state predose concentration. Observed directly from data. For palbociclib, a steady-state trough was to be defined as a predose plasma concentration following at least 8 consecutive days of 125 mg daily dose without dosing interruption and the time window for the PK collection was to be between 22 and 26 hours after the dose (the day prior to PK collection) and no more than 1 hour post-dose on the day of PK collection. Cycle 1/Day 15 and Cycle 2/Day 15
Secondary Ctrough for Fulvestrant Ctrough was defined as steady-state predose concentration. Observed directly from data. For fulvestrant, a steady-state trough was to be defined when a patient had received all prior planned doses and the sample was collected predose. Cycles 2/Day 1 and Cycle 3/Day 1
Secondary Ctrough for Goserelin Ctrough was defined as steady-state predose concentration. Observed directly from data. For goserelin, a steady-state trough was to be defined when a patient had received all prior planned doses and the sample was collected predose. Cycles 2/ Day 1 and Cycle 3/ Day 1
Secondary Change From Baseline Between Treatment Comparison in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire (EORTC QLQ-C30) Functional Scale Scores The EORTC-QLQ-C30 is a 30-item questionnaire composed of five multi-item functional subscales (physical, role, emotional, cognitive , and social functioning), three multi-item symptom scales (fatigue, nausea/vomiting, and pain), a global quality of life (QOL) subscale, and six single item symptom scales assessing other cancer-related symptoms (dyspnea, sleep disturbance, appetite loss, constipation, diarrhea, and the financial impact of cancer). The questionnaire employs 28 4-point Likert scales with responses from "not at all" to "very much" and two 7-point Likert scales for global health and overall QOL. Responses to all items are then converted to a 0 to 100 scale. For functional and global QOL scales, higher scores represent a better level of functioning/QOL. For symptom-oriented scales, a higher score represents more severe symptoms. A 10-point or higher change in scores from baseline is considered clinically significant. From Cycle 1 to 14, as of 05 December 2014.
Secondary Change From Baseline Between Treatment Comparison in EORTC QLQ-C30 Symptom Scale Scores The EORTC-QLQ-C30 is a 30-item questionnaire composed of five multi-item functional subscales (physical, role, emotional, cognitive , and social functioning), three multi-item symptom scales (fatigue, nausea/vomiting, and pain), a global quality of life (QOL) subscale, and six single item symptom scales assessing other cancer-related symptoms (dyspnea, sleep disturbance, appetite loss, constipation, diarrhea, and the financial impact of cancer). The questionnaire employs 28 4-point Likert scales with responses from "not at all" to "very much" and two 7-point Likert scales for global health and overall QOL. Responses to all items are then converted to a 0 to 100 scale. For functional and global QOL scales, higher scores represent a better level of functioning/QOL. For symptom-oriented scales, a higher score represents more severe symptoms. A 10-point or higher change in scores from baseline is considered clinically significant. From Cycle 1 to 14, as of 05 December 2014.
Secondary Change From Baseline Between Treatment Comparison in European Organization for Research and Treatment of Cancer Breast Cancer Module (EORTC QLQ BR23) Functional Scale Scores The EORTC-QLQ-BR23 is a 23-item breast cancer-specific companion module to the EORTC-QLQ-C30 and consists of four functional scales (body image, sexual functioning, sexual enjoyment, future perspective) and four symptom scales (systemic side effects, breast symptoms, arm symptoms, upset by hair loss). QLQ-BR23 questionnaire employs 4-point scales with responses from 'not at all' to 'very much'. All scores are converted to a 0 to 100 scale. For functional scales, higher scores represent a better level of functioning. From Cycle 1 to 14, as of 05 December 2014.
Secondary Change From Baseline Between Treatment Comparison in EORTC QLQ BR23 Symptom Scale Scores The EORTC-QLQ-BR23 is a 23-item breast cancer-specific companion module to the EORTC-QLQ-C30 and consists of four functional scales (body image, sexual functioning, sexual enjoyment, future perspective) and four symptom scales (systemic side effects, breast symptoms, arm symptoms, upset by hair loss). QLQ-BR23 questionnaire employs 4-point scales with responses from 'not at all' to 'very much'. All scores are converted to a 0 to 100 scale. For symptom-oriented scales, a higher score represent more severe symptoms. From Cycle 1 to 14, as of 05 December 2014.
Secondary Change From Baseline Between Treatment Comparison in EuroQoL 5D (EQ-5D)- Health Index Scores The EuroQol-5D (version 3L) is a brief self-administered, validated instrument consisting of 2 parts. The first part consists of 5 descriptors of current health state (mobility, self care, usual activities, pain/discomfort, and anxiety/ depression); a participant is asked to rate each state on a three level scale (1=no problem, 2=some problem, and 3=extreme problem) with higher levels indicating greater severity/ impairment Published weights are available that allow for the creation of a single summary score called the EQ-5D index, which basically ranges from 0 to 1 with low scores representing a higher level of dysfunction and 1 as perfect health. The second part consists of the EQ-5D general health status as measured by a visual analog scale (EQ-5D VAS). EQ-5D VAS measures the participant's self-rated health status on a scale from 0 (worst imaginable health state) to 100 (best imaginable health state). From Cycle 1 to 14, as of 05 December 2014.
Secondary Change From Baseline Between Treatment Comparison in EQ-5D Visual Analog Scale (VAS) Scores Scale The EuroQol-5D (version 3L) is a brief self-administered, validated instrument consisting of 2 parts. The second part consists of the EQ-5D general health status as measured by a visual analog scale (EQ-5D VAS). EQ-5D VAS measures the participant's self-rated health status on a scale from 0 (worst imaginable health state) to 100 (best imaginable health state). From Cycle 1 to 14, as of 05 December 2014.
Secondary Time to Deterioration (TTD) A time to event analysis was pre-specified for pain. An analysis of TTD in pain defined as time between baseline and first occurrence of increase of =10 points in pain. Deterioration will be defined increase in score of 10 points or greater from baseline. The Kaplan-Meier estimates of quartiles (time to deterioration) with 95% CI is mentioned below. Baseline, Day 1 of Cycles 2 to 4, Day 1 of every alternate cycle after that until the end of treatment, as of 05 December 2014
Secondary Percentage of Participants With Treatment-Emergent Adverse Events (TEAEs; All Causalities) An AE is any untoward medical occurrence in a clinical investigation patient administered a product or medical device; the event need not necessarily have a causal relationship with the treatment or usage. An SAE is any untoward medical occurrence at any dose that results in death; is life-threatening; requires hospitalization; results in persistent or significant disability or in congenital anomaly/birth defect. Severity will be graded by the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), Version 4.0. From the date of randomization up to 28 calendar days (±7 days) after last dose of study intervention (up to 8.4 years).
Secondary Participants With Shifts From CTCAE Grade =2 at Baseline to CTCAE Grade 3 or 4 Postbaseline for Hematology Results Number of participants with shifts from Grade =2 at baseline values to post-baseline values (shift to Grade 3 or 4) were reported as per NCI-CTCAE, V4.0 graded from Grade 1 to 5. Grade 1: Mild; asymptomatic/ mild symptoms; clinical/diagnostic observations only; intervention not indicated. Grade 2: Moderate; minimal, local/noninvasive intervention indicated. Grade 3: Severe/medically significant but not immediately life-threatening; hospitalization/prolongation of hospitalization indicated. Grade 4: Life-threatening consequences; urgent intervention indicated. Shifts in lab parameter from Grade =2 at baseline to Grade 3 or 4 postbaseline (for parameters Anemia, Hemoglobin increased, Neutrophil count decreased, Platelet count decreased, and White blood cell count decreased) were reported. From baseline to end of treatment/withdrawal (up to 4.5 years)
Secondary Participants With Shifts From CTCAE Grade =2 at Baseline to CTCAE Grade 3 or 4 Postbaseline for Chemistry Results Number of participants with shifts from Grade =2 at baseline values to post-baseline values (shift to Grade 3 or 4) were reported as per NCI-CTCAE, V4.0 graded from Grade 1 to 5. Grade 1: Mild; asymptomatic/ mild symptoms; clinical/diagnostic observations only; intervention not indicated. Grade 2: Moderate; minimal, local/noninvasive intervention indicated. Grade 3: Severe/medically significant but not immediately life-threatening; hospitalization/prolongation of hospitalization indicated. Grade 4: Life-threatening consequences; urgent intervention indicated. Shifts in lab parameter from Grade =2 at baseline to Grade 3 or 4 postbaseline (for parameters ALT increased, ALP increased, AST increased, Blood bilirubin increased, Creatinine increased, Hypercalcemia, Hyperkalemia, Hypermagnesemia, Hypernatremia, Hypoalbuminemia, Hypocalcemia, Hypokalemia, Hypomagnesemia, and Hyponatremia) were reported. From baseline to end of treatment/withdrawal (up to 4.5 years)
See also
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