Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients

Purpose The aim of this study was to investigate urinary nerve growth factor (NGF) as a biomarker of treatment efficacy and recurrence in overactive bladder (OAB) patients. Methods We enrolled 189 OAB subjects who visited our outpatient clinic from February 2010 to February 2015. All subjects with O...

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Main Authors: Yoon Seok Suh, Kwang Jin Ko, Tae Heon Kim, Hyo Serk Lee, Hyun Hwan Sung, Won Jin Cho, Kyu-Sung Lee
Format: Article
Language:English
Published: Korean Continence Society 2017-12-01
Series:International Neurourology Journal
Subjects:
Online Access:http://www.einj.org/upload/pdf/inj-1732794-397.pdf
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author Yoon Seok Suh
Kwang Jin Ko
Tae Heon Kim
Hyo Serk Lee
Hyun Hwan Sung
Won Jin Cho
Kyu-Sung Lee
author_facet Yoon Seok Suh
Kwang Jin Ko
Tae Heon Kim
Hyo Serk Lee
Hyun Hwan Sung
Won Jin Cho
Kyu-Sung Lee
author_sort Yoon Seok Suh
collection DOAJ
description Purpose The aim of this study was to investigate urinary nerve growth factor (NGF) as a biomarker of treatment efficacy and recurrence in overactive bladder (OAB) patients. Methods We enrolled 189 OAB subjects who visited our outpatient clinic from February 2010 to February 2015. All subjects with OAB received antimuscarinic treatment. A 3-day voiding diary and questionnaire were collected from each patient. Urinary levels of NGF were evaluated at baseline, the beginning of antimuscarinic treatment, and the end of antimuscarinic treatment. Urinary NGF was normalized to urine creatinine (Cr). Between-group comparisons of baseline characteristics were made using the Mann-Whitney U-test. Multivariate logistic regression analyses were used to predict responses to anticholinergic treatment and recurrence. The Wilcoxon signed-rank test with the Bonferroni correction was used for intragroup comparisons. A receiver operating characteristic curve was used to analyze the utility of this biomarker. Results Urinary levels of NGF/Cr tended to decrease in patients who responded to treatment (n=62), but this was not significant (P=0.260). Urinary NGF levels were higher at baseline in patients who did not experience recurrence than in those who did (P=0.047). In those who did not experience recurrence (n=29), urinary NGF/Cr decreased at the end of treatment compared to baseline, and this reduction was maintained at 12 weeks after the end of treatment (P<0.05). Conclusions Urinary NGF is a potential biomarker for predicting the outcome of antimuscarinic treatment in OAB patients. This may provide useful information when deciding to stop antimuscarinic treatment in responders.
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spelling doaj.art-157620bfcbb942f6a54d4fa1fa2520bd2022-12-22T02:47:53ZengKorean Continence SocietyInternational Neurourology Journal2093-47772093-69312017-12-0121427028110.5213/inj.1732794.397703Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder PatientsYoon Seok Suh0Kwang Jin Ko1Tae Heon Kim2Hyo Serk Lee3Hyun Hwan Sung4Won Jin Cho5Kyu-Sung Lee6 Department of Urology, Center for Prostate Cancer, Research Institute and Hospital of National Cancer Center, Goyang, Korea Department of Urology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea Department of Urology, Samsung Changwon Hospital, Sungkyunkwan University School of Medicine, Changwon, Korea Department of Urology, Cheil General Hospital and Women’s Healthcare Center, Dankook University College of Medicine, Seoul, Korea Department of Urology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea Department of Urology, Chosun University Hospital, Chosun University School of Medicine, Gwangju, Korea Department of Urology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, KoreaPurpose The aim of this study was to investigate urinary nerve growth factor (NGF) as a biomarker of treatment efficacy and recurrence in overactive bladder (OAB) patients. Methods We enrolled 189 OAB subjects who visited our outpatient clinic from February 2010 to February 2015. All subjects with OAB received antimuscarinic treatment. A 3-day voiding diary and questionnaire were collected from each patient. Urinary levels of NGF were evaluated at baseline, the beginning of antimuscarinic treatment, and the end of antimuscarinic treatment. Urinary NGF was normalized to urine creatinine (Cr). Between-group comparisons of baseline characteristics were made using the Mann-Whitney U-test. Multivariate logistic regression analyses were used to predict responses to anticholinergic treatment and recurrence. The Wilcoxon signed-rank test with the Bonferroni correction was used for intragroup comparisons. A receiver operating characteristic curve was used to analyze the utility of this biomarker. Results Urinary levels of NGF/Cr tended to decrease in patients who responded to treatment (n=62), but this was not significant (P=0.260). Urinary NGF levels were higher at baseline in patients who did not experience recurrence than in those who did (P=0.047). In those who did not experience recurrence (n=29), urinary NGF/Cr decreased at the end of treatment compared to baseline, and this reduction was maintained at 12 weeks after the end of treatment (P<0.05). Conclusions Urinary NGF is a potential biomarker for predicting the outcome of antimuscarinic treatment in OAB patients. This may provide useful information when deciding to stop antimuscarinic treatment in responders.http://www.einj.org/upload/pdf/inj-1732794-397.pdfUrinary bladder, OveractiveBiomarkersNerve growth factor
spellingShingle Yoon Seok Suh
Kwang Jin Ko
Tae Heon Kim
Hyo Serk Lee
Hyun Hwan Sung
Won Jin Cho
Kyu-Sung Lee
Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
International Neurourology Journal
Urinary bladder, Overactive
Biomarkers
Nerve growth factor
title Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
title_full Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
title_fullStr Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
title_full_unstemmed Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
title_short Urinary Nerve Growth Factor as a Potential Biomarker of Treatment Outcomes in Overactive Bladder Patients
title_sort urinary nerve growth factor as a potential biomarker of treatment outcomes in overactive bladder patients
topic Urinary bladder, Overactive
Biomarkers
Nerve growth factor
url http://www.einj.org/upload/pdf/inj-1732794-397.pdf
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