So Young Kim: Role: Writing – original draftRole: Writing – review & editing
Hyung-Jong Kim: Role: Methodology
Eun-Kyu Park: Role: Formal analysis
Jiwon Joe: Role: Methodology
Songyong Sim: Role: Formal analysis
Hyo Geun Choi:
ORCID: http://orcid.org/0000-0003-1655-9549
Role: ConceptualizationRole: Formal analysisRole: Funding acquisitionRole: Writing
– review & editing
Manuel S. Malmierca: Role: Editor
Journal ID (nlm-ta): PLoS One
Journal ID (iso-abbrev): PLoS ONE
Journal ID (publisher-id): plos
Journal ID (pmc): plosone
Title:
PLoS ONE
Publisher:
Public Library of Science
(San Francisco, CA USA
)
ISSN
(Electronic):
1932-6203
Publication date
(Electronic):
22
June
2017
Publication date Collection: 2017
Volume: 12
Issue: 6
Electronic Location Identifier: e0179973
Affiliations
[1
]Department of Otorhinolaryngology-Head & Neck Surgery, CHA Bundang Medical Center,
CHA University, Seongnam, Korea
[2
]Department of Otorhinolaryngology-Head & Neck Surgery, Hallym University College of
Medicine, Anyang, Korea
[3
]Department of Statistics, Hallym University, Chuncheon, Korea
Universidad de Salamanca, SPAIN
Author notes
Competing Interests: The authors have declared that no competing interests exist.
Author information
Article
Publisher ID:
PONE-D-17-11975
DOI: 10.1371/journal.pone.0179973
PMC ID: 5481021
PubMed ID: 28640916
SO-VID: c243870e-0271-49b6-8c13-64ecc5722280
Copyright © © 2017 Kim et al
License:
This is an open access article distributed under the terms of the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided
the original author and source are credited.
Funded by: funder-id http://dx.doi.org/10.13039/501100003725, National Research Foundation of Korea;
Award ID: NRF-2015-R1D1A1A01060860
Award Recipient
:
ORCID: http://orcid.org/0000-0003-1655-9549
Hyo Geun Choi
Funded by: funder-id http://dx.doi.org/10.13039/501100007551, Hallym University Medical Center;
Award ID: HURF- 2016-38
Award Recipient
:
ORCID: http://orcid.org/0000-0003-1655-9549
Hyo Geun Choi
Funded by: National Research Foundation of Korea (KR)
Award ID: 2016M3A9E8941669
Award Recipient
:
So Young Kim
This work was supported in part by a research grant (NRF-2015-R1D1A1A01060860 and
2016M3A9E8941669) from the National Research Foundation (NRF) of Korea and a research
grant funded by Hallym University Sacred Heart Hospital (HURF- 2016-38). The funders
had no role in study design, data collection and analysis, decision to publish, or
preparation of the manuscript.
Subject:
Research Article
Subject:
Medicine and Health Sciences
Subject:
Otorhinolaryngology
Subject:
Otology
Subject:
Hearing Disorders
Subject:
Deafness
Subject:
Medicine and Health Sciences
Subject:
Mental Health and Psychiatry
Subject:
Mood Disorders
Subject:
Depression
Subject:
Medicine and Health Sciences
Subject:
Geriatrics
Subject:
Medicine and Health Sciences
Subject:
Mental Health and Psychiatry
Subject:
Mood Disorders
Subject:
Depression
Subject:
Geriatric Depression
Subject:
Medicine and Health Sciences
Subject:
Geriatrics
Subject:
Geriatric Psychiatry
Subject:
Geriatric Depression
Subject:
Medicine and Health Sciences
Subject:
Mental Health and Psychiatry
Subject:
Geriatric Psychiatry
Subject:
Geriatric Depression
Subject:
People and Places
Subject:
Population Groupings
Subject:
Age Groups
Subject:
Elderly
Subject:
Social Sciences
Subject:
Economics
Subject:
Health Economics
Subject:
Health Insurance
Subject:
Medicine and Health Sciences
Subject:
Health Care
Subject:
Health Economics
Subject:
Health Insurance
Subject:
Biology and Life Sciences
Subject:
Neuroscience
Subject:
Cognitive Science
Subject:
Cognitive Neuroscience
Subject:
Cognitive Neurology
Subject:
Cognitive Impairment
Subject:
Biology and Life Sciences
Subject:
Neuroscience
Subject:
Cognitive Neuroscience
Subject:
Cognitive Neurology
Subject:
Cognitive Impairment
Subject:
Medicine and Health Sciences
Subject:
Neurology
Subject:
Cognitive Neurology
Subject:
Cognitive Impairment
Subject:
Medicine and Health Sciences
Subject:
Mental Health and Psychiatry
Subject:
Dementia
Subject:
Medicine and Health Sciences
Subject:
Neurology
Subject:
Dementia