Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults

<i>Background and Objectives</i>: Heart rate variability (HRV) analysis is a noninvasive method used to examine autonomic system function, and the clinical applications of HRV analysis have been well documented. The aim of this study is to investigate the association between HRV and the...

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Main Authors: Yen-Chang Lin, Jui-Kun Chiang, Chih-Ming Lu, Yee-Hsin Kao
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Medicina
Subjects:
Online Access:https://www.mdpi.com/1648-9144/59/3/471
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author Yen-Chang Lin
Jui-Kun Chiang
Chih-Ming Lu
Yee-Hsin Kao
author_facet Yen-Chang Lin
Jui-Kun Chiang
Chih-Ming Lu
Yee-Hsin Kao
author_sort Yen-Chang Lin
collection DOAJ
description <i>Background and Objectives</i>: Heart rate variability (HRV) analysis is a noninvasive method used to examine autonomic system function, and the clinical applications of HRV analysis have been well documented. The aim of this study is to investigate the association between HRV and the apnea–hypopnea index (AHI) in patients referred for polysomnography (PSG) for obstructive sleep apnea (OSA) diagnosis. <i>Materials and Methods</i>: Patients underwent whole-night PSG. Data on nocturnal HRV and AHI were analyzed. We determined the correlation of time- and frequency-domain parameters of HRV with the AHI. <i>Results</i>: A total of 62 participants (50 men and 12 women) were enrolled. The mean age, body mass index (BMI), neck circumference, and AHI score of the patients were 44.4 ± 11.5 years, 28.7 ± 5.2, 40.2 ± 4.8 cm, and 32.1 ± 27.0, respectively. The log root mean square of successive differences between normal heartbeats (RMSSD) were negatively correlated with BMI (<i>p</i> = 0.034) and neck circumference (<i>p</i> = 0.003). The log absolute power of the low-frequency band over high-frequency band (LF/HF) ratio was positively correlated with the AHI (<i>p</i> = 0.006). A higher log LF/HF power ratio (<i>β</i> = 5.01, <i>p</i> = 0.029) and BMI (<i>β</i> = 2.20, <i>p</i> < 0.001) were associated with a higher AHI value in multiple linear regression analysis. <i>Conclusions</i>: A higher log LF/HF power ratio and BMI were positively and significantly associated with the AHI during whole-night PSG in adult patients.
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spelling doaj.art-eb6c81c397534158a5a222c87158e7b02023-11-17T12:31:06ZengMDPI AGMedicina1010-660X1648-91442023-02-0159347110.3390/medicina59030471Association of Heart Rate Variability with Obstructive Sleep Apnea in AdultsYen-Chang Lin0Jui-Kun Chiang1Chih-Ming Lu2Yee-Hsin Kao3Nature Dental Clinic, Puli Township, Nantou 404, TaiwanDepartment of Family Medicine, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, No. 2, Minsheng Road, Dalin, Chiayi 622, TaiwanDepartment of Urology, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, No. 2, Minsheng Road, Dalin, Chiayi 622, TaiwanDepartment of Family Medicine, Tainan Municipal Hospital (Managed by Show Chwan Medical Care Corporation), 670 Chung-Te Road, Tainan 701, Taiwan<i>Background and Objectives</i>: Heart rate variability (HRV) analysis is a noninvasive method used to examine autonomic system function, and the clinical applications of HRV analysis have been well documented. The aim of this study is to investigate the association between HRV and the apnea–hypopnea index (AHI) in patients referred for polysomnography (PSG) for obstructive sleep apnea (OSA) diagnosis. <i>Materials and Methods</i>: Patients underwent whole-night PSG. Data on nocturnal HRV and AHI were analyzed. We determined the correlation of time- and frequency-domain parameters of HRV with the AHI. <i>Results</i>: A total of 62 participants (50 men and 12 women) were enrolled. The mean age, body mass index (BMI), neck circumference, and AHI score of the patients were 44.4 ± 11.5 years, 28.7 ± 5.2, 40.2 ± 4.8 cm, and 32.1 ± 27.0, respectively. The log root mean square of successive differences between normal heartbeats (RMSSD) were negatively correlated with BMI (<i>p</i> = 0.034) and neck circumference (<i>p</i> = 0.003). The log absolute power of the low-frequency band over high-frequency band (LF/HF) ratio was positively correlated with the AHI (<i>p</i> = 0.006). A higher log LF/HF power ratio (<i>β</i> = 5.01, <i>p</i> = 0.029) and BMI (<i>β</i> = 2.20, <i>p</i> < 0.001) were associated with a higher AHI value in multiple linear regression analysis. <i>Conclusions</i>: A higher log LF/HF power ratio and BMI were positively and significantly associated with the AHI during whole-night PSG in adult patients.https://www.mdpi.com/1648-9144/59/3/471heart rate variability (HRV)the apnea-hypopnea index (AHI)obstructive sleep apnea (OSA)polysomnography (PSG)
spellingShingle Yen-Chang Lin
Jui-Kun Chiang
Chih-Ming Lu
Yee-Hsin Kao
Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
Medicina
heart rate variability (HRV)
the apnea-hypopnea index (AHI)
obstructive sleep apnea (OSA)
polysomnography (PSG)
title Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
title_full Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
title_fullStr Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
title_full_unstemmed Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
title_short Association of Heart Rate Variability with Obstructive Sleep Apnea in Adults
title_sort association of heart rate variability with obstructive sleep apnea in adults
topic heart rate variability (HRV)
the apnea-hypopnea index (AHI)
obstructive sleep apnea (OSA)
polysomnography (PSG)
url https://www.mdpi.com/1648-9144/59/3/471
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