A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer

This study expands the understanding of the role of target therapy in improving survival of patients with mCRC based on real-world study results. These data represent potential survival outcomes of Taiwanese patients with mCRC in clinical practice. CRC is the most commonly diagnosed cancer and the t...

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Main Authors: Sheng-Chieh Huang, Chun-Chi Lin, Hao-Wei Teng, Hung-Hsin Lin, Shih-Ching Chang, Yuan-Tzu Lan, Huann-Sheng Wang, Shung-Haur Yang, Wei-Shone Chen, Jeng-Kai Jiang
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-03-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2022.808808/full
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author Sheng-Chieh Huang
Sheng-Chieh Huang
Chun-Chi Lin
Chun-Chi Lin
Hao-Wei Teng
Hao-Wei Teng
Hung-Hsin Lin
Hung-Hsin Lin
Shih-Ching Chang
Shih-Ching Chang
Yuan-Tzu Lan
Yuan-Tzu Lan
Huann-Sheng Wang
Huann-Sheng Wang
Shung-Haur Yang
Shung-Haur Yang
Wei-Shone Chen
Wei-Shone Chen
Jeng-Kai Jiang
Jeng-Kai Jiang
author_facet Sheng-Chieh Huang
Sheng-Chieh Huang
Chun-Chi Lin
Chun-Chi Lin
Hao-Wei Teng
Hao-Wei Teng
Hung-Hsin Lin
Hung-Hsin Lin
Shih-Ching Chang
Shih-Ching Chang
Yuan-Tzu Lan
Yuan-Tzu Lan
Huann-Sheng Wang
Huann-Sheng Wang
Shung-Haur Yang
Shung-Haur Yang
Wei-Shone Chen
Wei-Shone Chen
Jeng-Kai Jiang
Jeng-Kai Jiang
author_sort Sheng-Chieh Huang
collection DOAJ
description This study expands the understanding of the role of target therapy in improving survival of patients with mCRC based on real-world study results. These data represent potential survival outcomes of Taiwanese patients with mCRC in clinical practice. CRC is the most commonly diagnosed cancer and the third leading cause of cancer-related death in Taiwan. The aim of this study was to evaluate the efficacy of target therapy in combination with chemotherapy for mCRC in Taiwan. This was a real-world, retrospective, observational study in patients diagnosed with mCRC (N=1583). A total of 792 patients received chemotherapy plus target therapy (anti-EGFR therapy, n=180; anti-VEGF therapy, n=612) and 791 patients who received chemotherapy alone. Overall survival (OS) and progression-free survival (PFS) were examined. For RAS wild-type patients, the median OS (mOS) was 34.3 months in the EGFR L (left-sided colon) group, 27.3 months in the VEGF L group, 18.4 months in VEGF R (right-sided colon) group, and 13.8 months in EGFR R group (P<0.001). Median PFS (mPFS) was 9.8 months in the EGFR L group, 8.9 months in the VEGF L group, 6.8 months in VEGF R group, and 5.8 months in EGFR R group. In patients with a RAS mutation, mOS was 25.4 months in the VEGF L group and 19.4 months in the VEGF R group (P=0.167). Judicious treatment allocation in Taiwanese patients with mCRC can result in an mOS of 34.3 months using cetuximab plus chemotherapy for left-sided tumors. An mOS of 48.5 months can be achieved using cetuximab plus chemotherapy in the neoadjuvant setting in mCRC patients with left-sided tumors. This study expands our understanding of the role of target therapy in improving survival of mCRC patients based on real-world study results.
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spelling doaj.art-ee06e3c0334f40c7925839a4560ab0b42022-12-22T00:02:41ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2022-03-011210.3389/fonc.2022.808808808808A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal CancerSheng-Chieh Huang0Sheng-Chieh Huang1Chun-Chi Lin2Chun-Chi Lin3Hao-Wei Teng4Hao-Wei Teng5Hung-Hsin Lin6Hung-Hsin Lin7Shih-Ching Chang8Shih-Ching Chang9Yuan-Tzu Lan10Yuan-Tzu Lan11Huann-Sheng Wang12Huann-Sheng Wang13Shung-Haur Yang14Shung-Haur Yang15Wei-Shone Chen16Wei-Shone Chen17Jeng-Kai Jiang18Jeng-Kai Jiang19Division of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Medical Oncology, Department of Oncology, Taipei Veterans General Hospital, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanDivision of Colon & Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, TaiwanSchool of Medicine, National Yang-Ming University, Taipei, TaiwanThis study expands the understanding of the role of target therapy in improving survival of patients with mCRC based on real-world study results. These data represent potential survival outcomes of Taiwanese patients with mCRC in clinical practice. CRC is the most commonly diagnosed cancer and the third leading cause of cancer-related death in Taiwan. The aim of this study was to evaluate the efficacy of target therapy in combination with chemotherapy for mCRC in Taiwan. This was a real-world, retrospective, observational study in patients diagnosed with mCRC (N=1583). A total of 792 patients received chemotherapy plus target therapy (anti-EGFR therapy, n=180; anti-VEGF therapy, n=612) and 791 patients who received chemotherapy alone. Overall survival (OS) and progression-free survival (PFS) were examined. For RAS wild-type patients, the median OS (mOS) was 34.3 months in the EGFR L (left-sided colon) group, 27.3 months in the VEGF L group, 18.4 months in VEGF R (right-sided colon) group, and 13.8 months in EGFR R group (P<0.001). Median PFS (mPFS) was 9.8 months in the EGFR L group, 8.9 months in the VEGF L group, 6.8 months in VEGF R group, and 5.8 months in EGFR R group. In patients with a RAS mutation, mOS was 25.4 months in the VEGF L group and 19.4 months in the VEGF R group (P=0.167). Judicious treatment allocation in Taiwanese patients with mCRC can result in an mOS of 34.3 months using cetuximab plus chemotherapy for left-sided tumors. An mOS of 48.5 months can be achieved using cetuximab plus chemotherapy in the neoadjuvant setting in mCRC patients with left-sided tumors. This study expands our understanding of the role of target therapy in improving survival of mCRC patients based on real-world study results.https://www.frontiersin.org/articles/10.3389/fonc.2022.808808/fullcolorectal cancermetastatic colorectal cancertarget therapycetuximabbevacizumabTaiwan
spellingShingle Sheng-Chieh Huang
Sheng-Chieh Huang
Chun-Chi Lin
Chun-Chi Lin
Hao-Wei Teng
Hao-Wei Teng
Hung-Hsin Lin
Hung-Hsin Lin
Shih-Ching Chang
Shih-Ching Chang
Yuan-Tzu Lan
Yuan-Tzu Lan
Huann-Sheng Wang
Huann-Sheng Wang
Shung-Haur Yang
Shung-Haur Yang
Wei-Shone Chen
Wei-Shone Chen
Jeng-Kai Jiang
Jeng-Kai Jiang
A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
Frontiers in Oncology
colorectal cancer
metastatic colorectal cancer
target therapy
cetuximab
bevacizumab
Taiwan
title A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
title_full A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
title_fullStr A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
title_full_unstemmed A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
title_short A Long-Term and Large-Scale Real-World Study in Taiwan: Efficacy of Target Therapy in Stage IV Colorectal Cancer
title_sort long term and large scale real world study in taiwan efficacy of target therapy in stage iv colorectal cancer
topic colorectal cancer
metastatic colorectal cancer
target therapy
cetuximab
bevacizumab
Taiwan
url https://www.frontiersin.org/articles/10.3389/fonc.2022.808808/full
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