Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy

Background. We investigated the prognostic significance of pretreatment systemic inflammation response index (SIRI) in locally advanced pancreatic carcinoma (LAPC) patients treated with concurrent chemoradiotherapy (CRT). Methods. Present retrospective cohort analysis investigated consecutive 154 LA...

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Main Authors: Erkan Topkan, Huseyin Mertsoylu, Ahmet Kucuk, Ali Ayberk Besen, Ahmet Sezer, Duygu Sezen, Yasemin Bolukbasi, Ugur Selek, Berrin Pehlivan
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Gastroenterology Research and Practice
Online Access:http://dx.doi.org/10.1155/2020/5701949
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author Erkan Topkan
Huseyin Mertsoylu
Ahmet Kucuk
Ali Ayberk Besen
Ahmet Sezer
Duygu Sezen
Yasemin Bolukbasi
Ugur Selek
Berrin Pehlivan
author_facet Erkan Topkan
Huseyin Mertsoylu
Ahmet Kucuk
Ali Ayberk Besen
Ahmet Sezer
Duygu Sezen
Yasemin Bolukbasi
Ugur Selek
Berrin Pehlivan
author_sort Erkan Topkan
collection DOAJ
description Background. We investigated the prognostic significance of pretreatment systemic inflammation response index (SIRI) in locally advanced pancreatic carcinoma (LAPC) patients treated with concurrent chemoradiotherapy (CRT). Methods. Present retrospective cohort analysis investigated consecutive 154 LAPC patients who received radical CRT. The SIRI was defined as: SIRI=neutrophil×monocyte/lymphocyte counts. Ideal SIRI cutoff(s) influencing overall survival (OS) and progression-free survival (PFS) results were sought by using receiver operating characteristic (ROC) curve analysis. The primary endpoint was the interaction between the SIRI and OS results. Results. The median follow-up, PFS, and OS durations were 14.3 (range: 2.9-74.6), 7.9 [%95 confidence interval (CI): 5.7-10.1), and 14.7 months (%95 CI: 11.4-18.0) for the entire cohort, respectively. ROC curve analyses determined the ideal SIRI cutoff that exhibiting a significant link with OS and PFS outcomes at the rounded 1.6 point (AUC: 74.3%; sensitivity: 73.8%; specificity: 70.1%).The SIRI <1.6 patients (N=58) had significantly superior median PFS (13.8 versus 6.7 months; P<0.001) and OS (28.6 versus 12.6 months; P<0.001) lengths than SIRI ≥1.6 patients (N=96), respectively. Although the N0 (versus N1; P<0.05) and CA 19-9 ≤90 U/mL (versus >90 U/mL) appeared as the other significant associates of better OS and PFS in univariate analyses, yet the results of multivariate analyses confirmed the SIRI <1.6 as the independent indicator of superior OS and PFS (P<0.001 for each). Conclusion. Pretreatment SIRI is a novel independent prognosticator that may further enhance the conventional tumor-node-metastases staging system in a more precise prediction of the OS and PFS outcomes of LAPC patients after radical CRT.
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spelling doaj-art-c7d2c5f78af04999aaeaa487e023879a2025-02-03T00:58:48ZengWileyGastroenterology Research and Practice1687-61211687-630X2020-01-01202010.1155/2020/57019495701949Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent ChemoradiotherapyErkan Topkan0Huseyin Mertsoylu1Ahmet Kucuk2Ali Ayberk Besen3Ahmet Sezer4Duygu Sezen5Yasemin Bolukbasi6Ugur Selek7Berrin Pehlivan8Department of Radiation Oncology, Baskent University Medical Faculty, Adana, TurkeyDepartment of Medical Oncology, Baskent University Medical Faculty, Adana, TurkeyMersin City Education and Research Hospital, Radiation Oncology Clinics, Mersin, TurkeyDepartment of Medical Oncology, Baskent University Medical Faculty, Adana, TurkeyDepartment of Medical Oncology, Baskent University Medical Faculty, Adana, TurkeyDepartment of Radiation Oncology, Koc University School of Medicine, Istanbul, TurkeyDepartment of Radiation Oncology, Koc University School of Medicine, Istanbul, TurkeyDepartment of Radiation Oncology, Koc University School of Medicine, Istanbul, TurkeyDepartment of Radiation Oncology, Bahcesehir University, Istanbul/, TurkeyBackground. We investigated the prognostic significance of pretreatment systemic inflammation response index (SIRI) in locally advanced pancreatic carcinoma (LAPC) patients treated with concurrent chemoradiotherapy (CRT). Methods. Present retrospective cohort analysis investigated consecutive 154 LAPC patients who received radical CRT. The SIRI was defined as: SIRI=neutrophil×monocyte/lymphocyte counts. Ideal SIRI cutoff(s) influencing overall survival (OS) and progression-free survival (PFS) results were sought by using receiver operating characteristic (ROC) curve analysis. The primary endpoint was the interaction between the SIRI and OS results. Results. The median follow-up, PFS, and OS durations were 14.3 (range: 2.9-74.6), 7.9 [%95 confidence interval (CI): 5.7-10.1), and 14.7 months (%95 CI: 11.4-18.0) for the entire cohort, respectively. ROC curve analyses determined the ideal SIRI cutoff that exhibiting a significant link with OS and PFS outcomes at the rounded 1.6 point (AUC: 74.3%; sensitivity: 73.8%; specificity: 70.1%).The SIRI <1.6 patients (N=58) had significantly superior median PFS (13.8 versus 6.7 months; P<0.001) and OS (28.6 versus 12.6 months; P<0.001) lengths than SIRI ≥1.6 patients (N=96), respectively. Although the N0 (versus N1; P<0.05) and CA 19-9 ≤90 U/mL (versus >90 U/mL) appeared as the other significant associates of better OS and PFS in univariate analyses, yet the results of multivariate analyses confirmed the SIRI <1.6 as the independent indicator of superior OS and PFS (P<0.001 for each). Conclusion. Pretreatment SIRI is a novel independent prognosticator that may further enhance the conventional tumor-node-metastases staging system in a more precise prediction of the OS and PFS outcomes of LAPC patients after radical CRT.http://dx.doi.org/10.1155/2020/5701949
spellingShingle Erkan Topkan
Huseyin Mertsoylu
Ahmet Kucuk
Ali Ayberk Besen
Ahmet Sezer
Duygu Sezen
Yasemin Bolukbasi
Ugur Selek
Berrin Pehlivan
Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
Gastroenterology Research and Practice
title Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
title_full Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
title_fullStr Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
title_full_unstemmed Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
title_short Low Systemic Inflammation Response Index Predicts Good Prognosis in Locally Advanced Pancreatic Carcinoma Patients Treated with Concurrent Chemoradiotherapy
title_sort low systemic inflammation response index predicts good prognosis in locally advanced pancreatic carcinoma patients treated with concurrent chemoradiotherapy
url http://dx.doi.org/10.1155/2020/5701949
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