Value of tumor size as a prognostic factor in metastatic colorectal cancer patients after chemotherapy: A population-based study Journal Article


Authors: Yan, Q.; Zhang, K.; Guo, K.; Liu, S.; Wasan, H. S.; Jin, H.; Yuan, L.; Feng, G.; Shen, F.; Shen, M.; Ma, S.; Ruan, S.
Article Title: Value of tumor size as a prognostic factor in metastatic colorectal cancer patients after chemotherapy: A population-based study
Abstract: Aim: To evaluate the relationship between tumor size and survival in metastatic colorectal cancer (mCRC) patients who received chemotherapy. Materials & methods: SEER database was accessed for eligible patients. Multivariate Cox regression analysis was performed to compare the effect of tumor size on overall survival (OS) and CRC-specific survival (CCSS). Results: Tumor size ≥5 cm was an independent risk factor for OS and CCSS in mCRC patients treated with chemotherapy. Tumor size <5 cm did not show a survival advantage in patients whose primary tumor site was rectosigmoid junction, while tumor size ≥5 cm was associated with poor OS and CCSS in left-and right-sided colorectal cancer. Conclusion: Tumor size ≥5 cm was associated with poor prognosis after receiving chemotherapy treatment and a risk factor for survival of mCRC. © 2019 Future Medicine Ltd.
Keywords: chemotherapy; tumor size; metastatic colorectal cancer
Journal Title: Future Oncology
Volume: 15
Issue: 15
ISSN: 1479-6694
Publisher: Future Medicine  
Date Published: 2019-05-01
Start Page: 1745
End Page: 1758
Language: English
DOI: 10.2217/fon-2018-0785
PUBMED: 31038364
PROVIDER: scopus
DOI/URL:
Notes: Article -- Export Date: 3 June 2019 -- Source: Scopus
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  1. Kai Zhang
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