Randomized crossover trial of two treatments for sleep apnea/hypopnea syndrome - Continuous positive airway pressure and mandibular repositioning splint

Randomized crossover trial of two treatments for sleep apnea/hypopnea syndrome - Continuous positive airway pressure and mandibular repositioning splint
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DOI:
10.1164/rccm.2109023
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发表时间:
2002-09-15
影响因子:
24.7
通讯作者:
Douglas, NJ
Douglas, NJ
中科院分区:
医学1区
文献类型:
--
作者:
Engleman, HM;McDonald, JP;Douglas, NJ

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下颌复位夹板(MRSs)和持续气道正压通气(CPAP)用于治疗睡眠呼吸暂停/低通气综合征(SAHS)。有一些数据表明,症状较轻的患者更喜欢MRS,但很少有关于结果的比较数据。因此,我们对诊断为SAHS(呼吸暂停/低通气指数[AHI]大于等于5/小时,大于等于嗜睡等2种症状)的连续新门诊患者进行了8周CPAP和8周MRS治疗的随机交叉试验。四肢结束时的评估包括家庭睡眠研究,对治疗价值、困倦、症状和幸福感的主观评分,以及困倦和认知的客观测试。51名入选患者中有48名完成了试验(12名女性,年龄[平均+/- SD], 46 +/- 9岁,Epworth 14 +/- 4岁,中位AHI为22/小时,四分位数比[IQR], 11-43/小时)。在21个变量中,MRS和CPAP有7个变量(效应值为0.3-0.6 SDs)存在显著差异(p小于或等于0.01),均有利于CPAP,包括AHI(分别为15 +/- 16和8 +/- 6/小时)、有效性评分、症状、Epworth(分别为12 +/- 5和8 +/- 5)、困睡问卷功能结局、36健康问卷心理成分和健康过渡评分。客观嗜睡、认知表现和对治疗的偏好没有差异。在轻度综合征(AHI < 15, n = 18)的患者中,CPAP治疗的症状、治疗效果、满意度和主观嗜睡也优于MRS治疗(效应值为0.7-1.1 SDs)。这些结果不支持这些MRS设备作为SAHS嗜睡患者的一线治疗方法。
Mandibular repositioning splints (MRSs) and continuous positive airway pressure (CPAP) are used to treat the sleep apnea/hypopnea syndrome (SAHS). There are some data suggesting that patients with milder symptoms prefer MRS, but there are few comparative data on outcomes. Therefore, we performed a randomized crossover trial of 8 weeks of CPAP and 8 weeks of MRS treatment in consecutive new outpatients diagnosed with SAHS (apnea/hypopnea index [AHI] greater than or equal to 5/hour, and greater than or equal to 2 symptoms including sleepiness). Assessments at the end of both limbs comprised home sleep study, subjective ratings of treatment value, sleepiness, symptoms, and well-being, and objective tests of sleepiness and cognition. Forty-eight of 51 recruited patients completed the trial (12 women; age [mean +/- SD], 46 +/- 9 years; Epworth 14 +/- 4; median AHI, 22/ hour; interquartile ratio [IQR], 11-43/hour). Significant (p less than or equal to 0.01) differences between MRS and CPAP were observed for 7 of 21 variables (effect sizes, 0.3-0.6 SDs), all favoring CPAP, including AHI (15 +/- 16 and 8 +/- 6/hour, respectively), effectiveness rating, symptoms, Epworth (12 +/- 5 and 8 +/- 5, respectively), functional outcomes of sleepiness questionnaire, short-form 36 health survey mental component, and health transition scores. Objective sleepiness, cognitive performance, and preference for treatments were not different. In patients experiencing a mild form of the syndrome (AHI < 15, n = 18), symptoms, treatment efficacy and satisfaction, and subjective sleepiness were also better with CPAP than with MRS (effect sizes, 0.7-1.1 SDs). These results do not support these MRS devices as first-line treatment for sleepy patients with SAHS.