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低成本气压计的同时有效性,用于对呼吸道肌肉强度的客观评估
James A Curtis1,2, Valentina Mocchetti2, Anaïs Rameau2,3
1Aerodigestive Innovations Research Lab (AIR), Department of Otolaryngology-Head & Neck Surgery, Weill Cornell Medical College, New York, New York, U.S.A.
The Laryngoscope
|October 14, 2023
概括
一种低成本的数字压力计 (LDM) 与用于测量呼吸肌肉强度 (最大呼气和吸气压力) 的金标准MicroRPM表现出极好的一致性. 这表明LDM是临床使用的潜在有效和负担得起的替代方案.
科学领域:
- 呼吸系统生理学 呼吸系统生理学
- 医疗器械技术 医疗器械技术
- 临床测量 临床测量
背景情况:
- 精确评估呼吸道肌肉强度对于诊断和管理各种呼吸道疾病至关重要.
- 微RPM是衡量最大呼气压力 (MEP) 和最大吸气压力 (MIP) 的黄金标准.
- 对于MicroRPM进行广泛的临床应用,存在成本效益较高的替代品的需求.
研究的目的:
- 评估低成本数字压力计 (LDM) 和用于MEP和MIP测量的MicroRPM之间的协议.
- 为了确定LDM是否是一种可靠和有效的替代MicroRPM在评估呼吸肌肉力量.
主要方法:
- 在实验室环境中,同时使用MicroRPM和LDM与3升注射器进行了MEP和MIP测量.
- 使用林的一致性相关系数 (ρc) 量化了协议,并确定了解释值.
- 通过重复20%的试验来评估试验重复试验的可靠性.
主要成果:
- 总共进行了150次试验,压力读数范围为-167至+208厘米H2O.
- LDM和MicroRPM读数之间的绝对差异中位数是最小的 (0.3 cmH2O).
- 林的对应性相关性显示了设备之间的"优秀"一致性 (ρc = 0.999),测试-重新测试可靠性"相当至优秀".
结论:
- 在测量MEP和MIP方面,LDM与MicroRPM表现出极好的一致性.
- 在临床环境中,LDM为客观评估呼吸肌肉强度提供了一个有效的,低成本的替代方案.
- 建议在不同的成年人群中进行进一步的研究,包括那些有呼吸系统疾病的人群.
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