Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing

Background. Previous studies indicated sleep-disordered breathing (SDB) is associated with cardiovascular disease (CVD). Systemic inflammation is recognized as a risk factor for CVD. Studies examining SDB and inflammation are limited. Methods. We studied sleep duration, snoring, snorting, and daytim...

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Main Authors: R. Constance Wiener, Rouxin Zhang, Anoop Shankar
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Vascular Medicine
Online Access:http://dx.doi.org/10.1155/2012/914593
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author R. Constance Wiener
Rouxin Zhang
Anoop Shankar
author_facet R. Constance Wiener
Rouxin Zhang
Anoop Shankar
author_sort R. Constance Wiener
collection DOAJ
description Background. Previous studies indicated sleep-disordered breathing (SDB) is associated with cardiovascular disease (CVD). Systemic inflammation is recognized as a risk factor for CVD. Studies examining SDB and inflammation are limited. Methods. We studied sleep duration, snoring, snorting, and daytime sleepiness, and an additive SDB score. The main outcome was a C-reactive protein (CRP) of >1 mg/dL. Results. Snoring, snorting, daytime sleepiness, and sleeping >7 or <7 hours, and the additive score were significantly associated with high CRP. The additive score was not associated in men but moderately associated in women in a multivariable model adjusting for age, gender, race/ethnicity, education, smoking, hypertension, alcohol intake, physical activity, body mass index, depression, diabetes, hypertension, and total cholesterol (P-interaction =0.42). For race/ethnicity, the association was strongest in Mexican Americans/others, modest in Non-Hispanic whites, and absent in Non-Hispanic blacks (P-interaction =0.07). Conclusions. The association between SDB and high CRP was present mainly in women and Mexican Americans, implying SDB has a residual, independent association with inflammation after controlling for lifestyle and metabolic risk factors like BMI, physical activity, depression, diabetes, and cholesterol.
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spelling doaj-art-5ce490217d784369ae3e37a968d768ec2025-02-03T01:26:52ZengWileyInternational Journal of Vascular Medicine2090-28242090-28322012-01-01201210.1155/2012/914593914593Elevated Serum C-Reactive Protein and Markers of Sleep Disordered BreathingR. Constance Wiener0Rouxin Zhang1Anoop Shankar2Department of Dental Practice and Rural Health, West Virginia University, P.O. Box 9448, Health Sciences North, Morgantown, WV 26506, USADepartment of Dental Practice and Rural Health, West Virginia University, P.O. Box 9448, Health Sciences North, Morgantown, WV 26506, USADepartment of Dental Practice and Rural Health, West Virginia University, P.O. Box 9448, Health Sciences North, Morgantown, WV 26506, USABackground. Previous studies indicated sleep-disordered breathing (SDB) is associated with cardiovascular disease (CVD). Systemic inflammation is recognized as a risk factor for CVD. Studies examining SDB and inflammation are limited. Methods. We studied sleep duration, snoring, snorting, and daytime sleepiness, and an additive SDB score. The main outcome was a C-reactive protein (CRP) of >1 mg/dL. Results. Snoring, snorting, daytime sleepiness, and sleeping >7 or <7 hours, and the additive score were significantly associated with high CRP. The additive score was not associated in men but moderately associated in women in a multivariable model adjusting for age, gender, race/ethnicity, education, smoking, hypertension, alcohol intake, physical activity, body mass index, depression, diabetes, hypertension, and total cholesterol (P-interaction =0.42). For race/ethnicity, the association was strongest in Mexican Americans/others, modest in Non-Hispanic whites, and absent in Non-Hispanic blacks (P-interaction =0.07). Conclusions. The association between SDB and high CRP was present mainly in women and Mexican Americans, implying SDB has a residual, independent association with inflammation after controlling for lifestyle and metabolic risk factors like BMI, physical activity, depression, diabetes, and cholesterol.http://dx.doi.org/10.1155/2012/914593
spellingShingle R. Constance Wiener
Rouxin Zhang
Anoop Shankar
Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
International Journal of Vascular Medicine
title Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
title_full Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
title_fullStr Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
title_full_unstemmed Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
title_short Elevated Serum C-Reactive Protein and Markers of Sleep Disordered Breathing
title_sort elevated serum c reactive protein and markers of sleep disordered breathing
url http://dx.doi.org/10.1155/2012/914593
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