Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study

Background: Treatment for HER2-positive (+) metastatic breast cancer has improved in the last decade. We analyzed treatment changes over time and their impact on patients outcomes in a real-world dataset. Methods: Data from 637 HER2+ patients with metastatic breast cancer enrolled in the multicenter...

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Main Authors: Massimo Di Maio, Claudia Bighin, Francesco Schettini, Tommaso Ruelle, Laura Marandino, Alessandra Fabi, Carmine De Angelis, Mario Giuliano, Pietro De Placido, Michelino De Laurentiis, Ferdinando Riccardi, Caterina Picotto, Fabio Puglisi, Lucia Del Mastro, Grazia Arpino
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Breast
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0960977623005593
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author Massimo Di Maio
Claudia Bighin
Francesco Schettini
Tommaso Ruelle
Laura Marandino
Alessandra Fabi
Carmine De Angelis
Mario Giuliano
Pietro De Placido
Michelino De Laurentiis
Ferdinando Riccardi
Caterina Picotto
Fabio Puglisi
Lucia Del Mastro
Grazia Arpino
author_facet Massimo Di Maio
Claudia Bighin
Francesco Schettini
Tommaso Ruelle
Laura Marandino
Alessandra Fabi
Carmine De Angelis
Mario Giuliano
Pietro De Placido
Michelino De Laurentiis
Ferdinando Riccardi
Caterina Picotto
Fabio Puglisi
Lucia Del Mastro
Grazia Arpino
author_sort Massimo Di Maio
collection DOAJ
description Background: Treatment for HER2-positive (+) metastatic breast cancer has improved in the last decade. We analyzed treatment changes over time and their impact on patients outcomes in a real-world dataset. Methods: Data from 637 HER2+ patients with metastatic breast cancer enrolled in the multicenter Italian GIM14/BIOMETA study were retrieved. Progression-free survival (PFS) over time was evaluated according to the type of anti-HER2 therapy, disease onset (de novo vs. relapsing), metastatic site, and year of treatment (2000–2013 vs. 2014–2020). Results: Median follow-up was 64.4 months. Overall, for first-line therapies, mPFS was 16.5 vs 19.5 months for patients treated in 2000–2013 vs 2014–2020 (HR: 0.78, 95% CI:0.65–0.94, P = 0.008). mPFS improved over time in all patients except for those with brain metastasis. Interestingly mPFS was 17.4 vs13.4 months (HR, 1.49; 95% CI, 1.13–1.98, P = 0.005) in 2000–2013 and 24.4 vs 20.9 months (HR 1.04; 95% CI 0.78–1.40 p = 0.77) in 2014–2020 in pts without vs with liver metastases. For second line therapies, the overall median PFS was 9.6 months (95% CI, 8.31–10.97) and did not change over time. Conclusion: Median first-line PFS improved since 2014, mainly due to the introduction of pertuzumab. The outcome of patients with liver metastases appears to have improved in recent years. Patients with brain metastases had the worst PFS, which also did not improve over time.
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spelling doaj.art-4d2b4ec77a90481d9884d1101fc4625e2023-12-02T06:58:48ZengElsevierBreast1532-30802023-12-0172103583Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA studyMassimo Di Maio0Claudia Bighin1Francesco Schettini2Tommaso Ruelle3Laura Marandino4Alessandra Fabi5Carmine De Angelis6Mario Giuliano7Pietro De Placido8Michelino De Laurentiis9Ferdinando Riccardi10Caterina Picotto11Fabio Puglisi12Lucia Del Mastro13Grazia Arpino14Department of Oncology, University of Turin, Ordine Mauriziano Hospital, Turin, ItalyDepartment of Medical Oncology, U.O. Oncologia Medica 2, Ospedale Policlinico San Martino, Genoa, ItalyDepartment of Medical Oncology, Hospital Clinic of Barcelona, Barcelona, Spain; Translational Genomics and Targeted Therapies in Solid Tumors, August Pi i Sunyer Biomedical Research Institute (IDIBAPS), Barcelona, Spain; Facultat de Medicina i Ciències de la Salut, Universitat de Barcelona, Barcelona, SpainDepartment of Internal Medicine and Medical Specialties (DiMI), School of Medicine, University of Genova, Genova, ItalyDepartment of Medical Oncology, IRCCS Ospedale San Raffaele, Milan, ItalyPrecision Medicine in Senology Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Roma, ItalyDepartment of Clinical Medicine and Surgery, Oncology Division, University of Naples Federico II, Naples, ItalyDepartment of Clinical Medicine and Surgery, Oncology Division, University of Naples Federico II, Naples, ItalyDepartment of Clinical Medicine and Surgery, Oncology Division, University of Naples Federico II, Naples, ItalyDepartment of Breast and Thoracic Oncology, Istituto Nazionale Tumori IRCCS Fondazione Pascale, Naples, ItalyOncology Unit, Antonio Cardarelli Hospital, Naples, ItalyDepartment of Oncology, University of Turin, Ordine Mauriziano Hospital, Turin, ItalyDepartment of Medical Oncology, Unit of Medical Oncology and Cancer Prevention, Centro di Riferimento Oncologico di Aviano (CRO) IRCCS, Aviano, Italy; Department of Medicine (DAME), University of Udine, Udine, ItalyDepartment of Medical Oncology, U.O. Oncologia Medica 2, Ospedale Policlinico San Martino, Genoa, Italy; Department of Internal Medicine and Medical Specialties (DiMI), School of Medicine, University of Genova, Genova, ItalyDepartment of Clinical Medicine and Surgery, Oncology Division, University of Naples Federico II, Naples, Italy; Corresponding author: , Oncology Division, Department of Clinical Medicine and Surgery, University of Naples Federico II, Via Sergio Pansini 5, 80100, Naples, Italy. +39 081 7463772Background: Treatment for HER2-positive (+) metastatic breast cancer has improved in the last decade. We analyzed treatment changes over time and their impact on patients outcomes in a real-world dataset. Methods: Data from 637 HER2+ patients with metastatic breast cancer enrolled in the multicenter Italian GIM14/BIOMETA study were retrieved. Progression-free survival (PFS) over time was evaluated according to the type of anti-HER2 therapy, disease onset (de novo vs. relapsing), metastatic site, and year of treatment (2000–2013 vs. 2014–2020). Results: Median follow-up was 64.4 months. Overall, for first-line therapies, mPFS was 16.5 vs 19.5 months for patients treated in 2000–2013 vs 2014–2020 (HR: 0.78, 95% CI:0.65–0.94, P = 0.008). mPFS improved over time in all patients except for those with brain metastasis. Interestingly mPFS was 17.4 vs13.4 months (HR, 1.49; 95% CI, 1.13–1.98, P = 0.005) in 2000–2013 and 24.4 vs 20.9 months (HR 1.04; 95% CI 0.78–1.40 p = 0.77) in 2014–2020 in pts without vs with liver metastases. For second line therapies, the overall median PFS was 9.6 months (95% CI, 8.31–10.97) and did not change over time. Conclusion: Median first-line PFS improved since 2014, mainly due to the introduction of pertuzumab. The outcome of patients with liver metastases appears to have improved in recent years. Patients with brain metastases had the worst PFS, which also did not improve over time.http://www.sciencedirect.com/science/article/pii/S0960977623005593Breast cancerHER2-PositiveMetastasisFirst line of therapyTrastuzumab
spellingShingle Massimo Di Maio
Claudia Bighin
Francesco Schettini
Tommaso Ruelle
Laura Marandino
Alessandra Fabi
Carmine De Angelis
Mario Giuliano
Pietro De Placido
Michelino De Laurentiis
Ferdinando Riccardi
Caterina Picotto
Fabio Puglisi
Lucia Del Mastro
Grazia Arpino
Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
Breast
Breast cancer
HER2-Positive
Metastasis
First line of therapy
Trastuzumab
title Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
title_full Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
title_fullStr Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
title_full_unstemmed Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
title_short Evolving treatments and outcomes in HER2-Positive metastatic breast cancer: Data from the GIM14/BIOMETA study
title_sort evolving treatments and outcomes in her2 positive metastatic breast cancer data from the gim14 biometa study
topic Breast cancer
HER2-Positive
Metastasis
First line of therapy
Trastuzumab
url http://www.sciencedirect.com/science/article/pii/S0960977623005593
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