C-reactive protein and sleep-disordered breathing
C-reactive protein and sleep-disordered breathing
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DOI:
10.1093/sleep/27.8.1507
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发表时间:
2004-12-15
期刊:
影响因子:
5.6
通讯作者:
Ohayon, MM
中科院分区:
文献类型:
--
作者:
Guilleminault, C;Kirisoglu, C;Ohayon, MM
Study Objectives: Over a 2-month period, to evaluate serum levels of C-reactive protein (CRP) in new patients with obstructive sleep apnea syndrome (OSAS), upper airway resistance syndrome (LIARS), and absence of important comorbidity, as well as in normal controls.Design: Cross-sectional analysis.Setting: Sleep disorders clinic.Patients: 239 successively monitored subjects: 156 subjects were diagnosed with OSAS, 39 with LIARS, and 54 controls.Interventions: none.Measurements and Results: Clinical information (neurologic, general medical, and otolaryngology examination), body mass index, neck circumference, hip-waist ratio, Epworth Sleepiness Scale, 3 fatigue scales, Sleep Disorders Questionnaire, serum CRP, and polysomnography were collected. Analysis of variance indicated a significant difference between the groups for diastolic blood pressure, respiratory disturbance index, lowest SaO(2), and body mass index. The mean serum CRP level was normal in all 3 groups. Only 15 (14 OSAS and 1 UARS) out of 239 subjects had high serum CRP values. CRP levels were significantly correlaed with body mass index, esophageal pressures, hip-waist ratio, neck circumference, and blood pressure. Only body mass index was signifcantly associated with high CRP values; multiple regression showed: adjusted R-2 = 0.115, beta = 0.345, P < .001. When men and women were considered separately, body mass index teas again significantly associated with high CRP levels.Conclusion: Obesity is a risk factor for high serum CRP levels in patients with sleep-disordered breathing, as in the general population.