Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.

Symptomatic hyperventilation (SH) is a pathological condition that manifests with breathlessness, dyspnea, light-headedness, anxiety, and paresthesia. However, little is known about the prevalence of SH and its association with health-related quality of life (HRQoL) in a young population. The Nijmeg...

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Main Authors: Ji-Myung Ok, Young-Bae Park, Young-Jae Park
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC6181383?pdf=render
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author Ji-Myung Ok
Young-Bae Park
Young-Jae Park
author_facet Ji-Myung Ok
Young-Bae Park
Young-Jae Park
author_sort Ji-Myung Ok
collection DOAJ
description Symptomatic hyperventilation (SH) is a pathological condition that manifests with breathlessness, dyspnea, light-headedness, anxiety, and paresthesia. However, little is known about the prevalence of SH and its association with health-related quality of life (HRQoL) in a young population. The Nijmegen questionnaire (NQ), which measures severity of SH, had not previously been cross-culturally translated into Korean. In this study, the NQ was cross-culturally translated into Korean (KNQ), using translation and back-translation methods. To examine the reliability and validity levels of the KNQ, as well as its association with HRQoL, 237 college students (21.38 ± 2.45 years) were asked to complete the KNQ, the Korean version of the general health questionnaire (K-GHQ-30) and the short form-36 (K-SF-36). The KNQ showed satisfactory reliability (Cronbach's α = 0.878). In the construct validity test, four factors (neuropsychological, respiratory, neurogastrointestinal, and neuromuscular) were extracted (% of total variance = 59.8). Using a KNQ cut-off score of 23 points, the prevalence of SH was 22.8%. Physical and mental HRQoL levels estimated by the K-GHQ-30 score and the 8 subscale scores of the K-SF-36 were lower in the SH group than in those of the non-SH group. It is concluded that the cross-culturally translated KNQ is reliable and valid, and management of SH may prevent a reduction in physical and mental HRQoL in a young population.
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spelling doaj.art-2682c1545eea4e768d1c66f53e1817a02022-12-21T23:55:15ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-011310e020563410.1371/journal.pone.0205634Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.Ji-Myung OkYoung-Bae ParkYoung-Jae ParkSymptomatic hyperventilation (SH) is a pathological condition that manifests with breathlessness, dyspnea, light-headedness, anxiety, and paresthesia. However, little is known about the prevalence of SH and its association with health-related quality of life (HRQoL) in a young population. The Nijmegen questionnaire (NQ), which measures severity of SH, had not previously been cross-culturally translated into Korean. In this study, the NQ was cross-culturally translated into Korean (KNQ), using translation and back-translation methods. To examine the reliability and validity levels of the KNQ, as well as its association with HRQoL, 237 college students (21.38 ± 2.45 years) were asked to complete the KNQ, the Korean version of the general health questionnaire (K-GHQ-30) and the short form-36 (K-SF-36). The KNQ showed satisfactory reliability (Cronbach's α = 0.878). In the construct validity test, four factors (neuropsychological, respiratory, neurogastrointestinal, and neuromuscular) were extracted (% of total variance = 59.8). Using a KNQ cut-off score of 23 points, the prevalence of SH was 22.8%. Physical and mental HRQoL levels estimated by the K-GHQ-30 score and the 8 subscale scores of the K-SF-36 were lower in the SH group than in those of the non-SH group. It is concluded that the cross-culturally translated KNQ is reliable and valid, and management of SH may prevent a reduction in physical and mental HRQoL in a young population.http://europepmc.org/articles/PMC6181383?pdf=render
spellingShingle Ji-Myung Ok
Young-Bae Park
Young-Jae Park
Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
PLoS ONE
title Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
title_full Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
title_fullStr Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
title_full_unstemmed Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
title_short Association of dysfunctional breathing with health-related quality of life: A cross-sectional study in a young population.
title_sort association of dysfunctional breathing with health related quality of life a cross sectional study in a young population
url http://europepmc.org/articles/PMC6181383?pdf=render
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