临床研究中使用的睡眠呼吸暂停指数定义存在很大差异
Ethan M Balk1, Gaelen P Adam1, Carolyn M D'Ambrosio2
1Center for Evidence Synthesis in Health, Brown University School of Public Health, Providence, Rhode Island.
概括
睡眠呼吸暂停的定义在不同研究中存在很大差异,这影响了研究可靠性. 对呼吸暂停,呼吸暂停和氧气脱的不一致标准阻碍了研究结果的解释和概括性.
科学领域:
- 睡眠医学 睡眠医学
- 呼吸系统生理学 呼吸系统生理学
- 临床研究方法论 临床研究方法论
背景情况:
- 持续正气道压力 (CPAP) 是睡眠呼吸暂停的常见治疗方法.
- 在一项系统性审查中,在临床研究中睡眠呼吸暂停定义的变化被注意到.
- 量化定义中的这种异质性对于理解CPAP的长期影响至关重要.
研究的目的:
- 探索和量化睡眠呼吸暂停指数和临床研究中使用的定义的变化.
- 评估呼吸暂停,呼吸暂停和氧气脱的定义的一致性.
- 在CPAP的比较研究中评估这些定义的报告透明度.
主要方法:
- 对CPAP的长期临床影响进行了57项比较研究的系统审查.
- 对呼吸暂停,呼吸暂停和氧气脱度值报告的定义进行分析.
- 随机试验和观察性研究之间的报告一致性的比较.
主要成果:
- 只有40%的研究完全和明确地报告了呼吸暂停和呼吸暂停的定义.
- 在呼吸暂停 (75-100%) 和呼吸暂停 (25-50%) 的空气流停止值中观察到显著的变化.
- 使用了不一致的氧气脱度值 (3%对比4%),一些研究使用了两者.
结论:
- 睡眠呼吸暂停的诊断标准表现出相当大的变化,即使引用标准指南.
- 睡眠研究方法的缺乏透明度和不一致的报告阻碍了研究的解释性.
- 定义的异质性引起了人们对临床睡眠呼吸暂停研究的概括性和实用性的担忧.
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