A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years

Abstract Background The prognosis of unfavorable cancer of unknown primary is extremely poor. This is the first report to compared the treatment results between generations of CUP and examined prognostic factors. Methods This retrospective single‐center cohort study enrolled 68 patients with newly d...

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Main Authors: Cheng‐Yu Tang, Jen‐Fan Hang, Yi‐Ping Hung, Nai‐Chi Chiu, Jiun‐I Lai, Ming‐Huang Chen, Chun‐Yu Liu, Muh‐Hwa Yang, Yee Chao, Peter Mu‐Hsin Chang
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:Cancer Medicine
Subjects:
Online Access:https://doi.org/10.1002/cam4.4960
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author Cheng‐Yu Tang
Jen‐Fan Hang
Yi‐Ping Hung
Nai‐Chi Chiu
Jiun‐I Lai
Ming‐Huang Chen
Chun‐Yu Liu
Muh‐Hwa Yang
Yee Chao
Peter Mu‐Hsin Chang
author_facet Cheng‐Yu Tang
Jen‐Fan Hang
Yi‐Ping Hung
Nai‐Chi Chiu
Jiun‐I Lai
Ming‐Huang Chen
Chun‐Yu Liu
Muh‐Hwa Yang
Yee Chao
Peter Mu‐Hsin Chang
author_sort Cheng‐Yu Tang
collection DOAJ
description Abstract Background The prognosis of unfavorable cancer of unknown primary is extremely poor. This is the first report to compared the treatment results between generations of CUP and examined prognostic factors. Methods This retrospective single‐center cohort study enrolled 68 patients with newly diagnosed unfavorable cancer of unknown primary at Taipei Veteran General Hospital from 2017 to 2020 as study cohort and 167 patients from 2000 to 2009 as historical cohort. Results The median overall survival was 4.3 months in the study cohort (95% CI, 2.7–6.2 months) and 4.5 months in the historical cohort (95% CI, 3.0–5.5 months; p = 0.858). Eleven patients in the study cohort received immunotherapy. The disease control rates were 45%. Multivariate analysis showed that an Eastern Cooperative Oncology Group score > 1 and a C‐reactive protein level > 1 correlated with poor survival. A new prognostic stratification model was constructed by using Eastern Cooperative Oncology Group score and C‐reactive protein values. The good‐, intermediate‐, and poor‐risk groups had distinct median overall survival of 18.3, 7.0 and 1.2 months, respectively (area under the curve, 0.817; p < 0.001). Conclusion The outcome of unfavorable cancer of unknown primary has not changed much over the last 20 years. The application of a new prognostic stratification model can further stratify unfavorable cancer of unknown primary.
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spelling doaj.art-5083ae094eaf4db9974114e04122f49f2023-01-28T05:30:04ZengWileyCancer Medicine2045-76342023-01-011221090110110.1002/cam4.4960A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 yearsCheng‐Yu Tang0Jen‐Fan Hang1Yi‐Ping Hung2Nai‐Chi Chiu3Jiun‐I Lai4Ming‐Huang Chen5Chun‐Yu Liu6Muh‐Hwa Yang7Yee Chao8Peter Mu‐Hsin Chang9Division of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanSchool of Medicine National Yang Ming Chiao Tung University Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanSchool of Medicine National Yang Ming Chiao Tung University Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanDivision of Medical Oncology, Department of Oncology Taipei Veterans General Hospital Taipei TaiwanAbstract Background The prognosis of unfavorable cancer of unknown primary is extremely poor. This is the first report to compared the treatment results between generations of CUP and examined prognostic factors. Methods This retrospective single‐center cohort study enrolled 68 patients with newly diagnosed unfavorable cancer of unknown primary at Taipei Veteran General Hospital from 2017 to 2020 as study cohort and 167 patients from 2000 to 2009 as historical cohort. Results The median overall survival was 4.3 months in the study cohort (95% CI, 2.7–6.2 months) and 4.5 months in the historical cohort (95% CI, 3.0–5.5 months; p = 0.858). Eleven patients in the study cohort received immunotherapy. The disease control rates were 45%. Multivariate analysis showed that an Eastern Cooperative Oncology Group score > 1 and a C‐reactive protein level > 1 correlated with poor survival. A new prognostic stratification model was constructed by using Eastern Cooperative Oncology Group score and C‐reactive protein values. The good‐, intermediate‐, and poor‐risk groups had distinct median overall survival of 18.3, 7.0 and 1.2 months, respectively (area under the curve, 0.817; p < 0.001). Conclusion The outcome of unfavorable cancer of unknown primary has not changed much over the last 20 years. The application of a new prognostic stratification model can further stratify unfavorable cancer of unknown primary.https://doi.org/10.1002/cam4.4960C‐reactive proteinperformance statusprognosisunknown primary tumors
spellingShingle Cheng‐Yu Tang
Jen‐Fan Hang
Yi‐Ping Hung
Nai‐Chi Chiu
Jiun‐I Lai
Ming‐Huang Chen
Chun‐Yu Liu
Muh‐Hwa Yang
Yee Chao
Peter Mu‐Hsin Chang
A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
Cancer Medicine
C‐reactive protein
performance status
prognosis
unknown primary tumors
title A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
title_full A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
title_fullStr A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
title_full_unstemmed A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
title_short A generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
title_sort generational comparison for unfavorable cancer of unknown primary in a single institute over 20 years
topic C‐reactive protein
performance status
prognosis
unknown primary tumors
url https://doi.org/10.1002/cam4.4960
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