影响外周氧和度测量的医院环境因素:一个横截面研究
Candelaria de la Merced Díaz-González1, Cristina Pérez-Bello1,2, Milagros De la Rosa-Hormiga1
1Department of Nursing, Faculty of Health Sciences, University of Las Palmas de Gran Canaria, 35016 Las Palmas de Gran Canaria, Canary Islands, Spain.
噪音和温度等环境因素显著影响脉冲氧计读数. 增加的噪音和更高的温度被发现会降低周围氧和度 (SpO2) 的测量.
科学领域:
- 医疗器械 医疗器械
- 生理学 生理学 生理学
- 环境健康 环境健康
背景情况:
- 脉冲氧计是一种广泛使用的非侵入性工具,用于测量周边氧和 (SpO2) 和脉冲率.
- 脉冲氧计设备 (POD) 的准确性可能受到各种患者内部和外部因素的影响.
- 了解对SpO2测量的环境影响对于可靠的临床数据至关重要.
研究的目的:
- 调查环境因素对脉冲氧计测量准确性的影响.
- 确定可能影响不同POD的SpO2读数的特定环境条件.
主要方法:
- 对288名成年参与者进行了一项描述性-分析性横截面研究.
- 使用标准监视器和参与者手指上的两个专业POD测量了SpO2水平.
- 同时评估了环境条件,包括温度,湿度,照明和噪音水平.
主要成果:
- 在SpO2水平与环境噪音和温度的增加之间观察到显著的负相关性.
- 对于每增加20分贝的噪声,SpO2大约下降1%.
- 环境温度每增加1°C,SpO2就会减少约2%.
结论:
- 环境噪音和温度是影响SpO2测量的重要环境因素.
- 没有发现照明或湿度对SpO2读数产生显著影响.
- 这些发现凸显了考虑环境条件对于精确的脉冲氧计解释的重要性.
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