Clinically important change in tinnitus sensation after stapedotomy

Abstract Background When measuring the treatment effect in tinnitus with multi-item outcome instruments, it is crucial for both clinical and research purposes to take into consideration clinical importance of the outcome scores. The aim of the present study is to determine minimal important change (...

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Main Authors: Henryk Skarżyński, Elżbieta Gos, Beata Dziendziel, Danuta Raj-Koziak, Elżbieta A. Włodarczyk, Piotr H. Skarżyński
Format: Article
Language:English
Published: BMC 2018-11-01
Series:Health and Quality of Life Outcomes
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12955-018-1037-1
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author Henryk Skarżyński
Elżbieta Gos
Beata Dziendziel
Danuta Raj-Koziak
Elżbieta A. Włodarczyk
Piotr H. Skarżyński
author_facet Henryk Skarżyński
Elżbieta Gos
Beata Dziendziel
Danuta Raj-Koziak
Elżbieta A. Włodarczyk
Piotr H. Skarżyński
author_sort Henryk Skarżyński
collection DOAJ
description Abstract Background When measuring the treatment effect in tinnitus with multi-item outcome instruments, it is crucial for both clinical and research purposes to take into consideration clinical importance of the outcome scores. The aim of the present study is to determine minimal important change (MIC) in tinnitus which is clinically meaningful to patients with otosclerosis. Methods The study population was 95 patients with otosclerosis, suffering from tinnitus. They completed the Tinnitus Functional Index before stapedotomy and 3 months after the surgery. The minimal important change was estimated with the Clinical Global Impression Scale as the external criterion (anchor). The mean change method and the receiver operating characteristic (ROC) method were used to determine minimal important change in tinnitus sensation. Results The improvement in tinnitus after stapedotomy was reported by 69.4% of the patients with otosclerosis. Minimal important change in tinnitus was estimated as reduction of 8.8 points in the Tinnitus Functional Index. Conclusions The anchor-based approach using an external criterion (anchor) allows to determine change in tinnitus sensation which is meaningful to patients after stapedotomy. The value of 8.8 points in Tinnitus Functional Index could be used as benchmark of stapedotomy effectiveness in otosclerosis patients suffering from tinnitus. Hearing difficulties comorbid with tinnitus could affect the perception of tinnitus change.
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spelling doaj.art-c94f637b798b4b6687ba3d8151af92b72022-12-21T19:16:51ZengBMCHealth and Quality of Life Outcomes1477-75252018-11-011611910.1186/s12955-018-1037-1Clinically important change in tinnitus sensation after stapedotomyHenryk Skarżyński0Elżbieta Gos1Beata Dziendziel2Danuta Raj-Koziak3Elżbieta A. Włodarczyk4Piotr H. Skarżyński5World Hearing Center, Institute of Physiology and Pathology of HearingWorld Hearing Center, Institute of Physiology and Pathology of HearingWorld Hearing Center, Institute of Physiology and Pathology of HearingWorld Hearing Center, Institute of Physiology and Pathology of HearingWorld Hearing Center, Institute of Physiology and Pathology of HearingWorld Hearing Center, Institute of Physiology and Pathology of HearingAbstract Background When measuring the treatment effect in tinnitus with multi-item outcome instruments, it is crucial for both clinical and research purposes to take into consideration clinical importance of the outcome scores. The aim of the present study is to determine minimal important change (MIC) in tinnitus which is clinically meaningful to patients with otosclerosis. Methods The study population was 95 patients with otosclerosis, suffering from tinnitus. They completed the Tinnitus Functional Index before stapedotomy and 3 months after the surgery. The minimal important change was estimated with the Clinical Global Impression Scale as the external criterion (anchor). The mean change method and the receiver operating characteristic (ROC) method were used to determine minimal important change in tinnitus sensation. Results The improvement in tinnitus after stapedotomy was reported by 69.4% of the patients with otosclerosis. Minimal important change in tinnitus was estimated as reduction of 8.8 points in the Tinnitus Functional Index. Conclusions The anchor-based approach using an external criterion (anchor) allows to determine change in tinnitus sensation which is meaningful to patients after stapedotomy. The value of 8.8 points in Tinnitus Functional Index could be used as benchmark of stapedotomy effectiveness in otosclerosis patients suffering from tinnitus. Hearing difficulties comorbid with tinnitus could affect the perception of tinnitus change.http://link.springer.com/article/10.1186/s12955-018-1037-1TinnitusOtosclerosisPatient health questionnairePsychometrics
spellingShingle Henryk Skarżyński
Elżbieta Gos
Beata Dziendziel
Danuta Raj-Koziak
Elżbieta A. Włodarczyk
Piotr H. Skarżyński
Clinically important change in tinnitus sensation after stapedotomy
Health and Quality of Life Outcomes
Tinnitus
Otosclerosis
Patient health questionnaire
Psychometrics
title Clinically important change in tinnitus sensation after stapedotomy
title_full Clinically important change in tinnitus sensation after stapedotomy
title_fullStr Clinically important change in tinnitus sensation after stapedotomy
title_full_unstemmed Clinically important change in tinnitus sensation after stapedotomy
title_short Clinically important change in tinnitus sensation after stapedotomy
title_sort clinically important change in tinnitus sensation after stapedotomy
topic Tinnitus
Otosclerosis
Patient health questionnaire
Psychometrics
url http://link.springer.com/article/10.1186/s12955-018-1037-1
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AT beatadziendziel clinicallyimportantchangeintinnitussensationafterstapedotomy
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AT elzbietaawłodarczyk clinicallyimportantchangeintinnitussensationafterstapedotomy
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