新生儿的脑氧和:新生儿和成人NIRS传感器之间的床边比较
Gabriel F T Variane1,2, Alex Dahlen3, Caroline Y Noh4
1Division of Neonatology, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil. gabriel.variane@pbsf.com.br.
Pediatric research
|June 30, 2023
概括
新生儿传感器显示大脑氧化率 (rScO2) 比NICU婴儿的成年传感器高,但差异不同. 这一发现影响了诊断脑缺氧,并指导了临床实践.
科学领域:
- 新生儿重症监护室新生儿重症监护室
- 医疗器械技术 医疗器械技术
- 监测大脑氧化量的监测
背景情况:
- 新生儿NIRS文献经常使用成人传感器数据来确定目标rScO2范围.
- 新生儿传感器现在是NICU的标准,但与成人传感器相关联的数据有限.
研究的目的:
- 为了比较婴儿中成人和新生儿传感器的同时脑氧化 (rScO2) 测量.
- 确定成人和新生儿NIRS传感器读数之间的相关性和差异.
主要方法:
- 在两个NICU进行前性观察研究 (2019年11月 - 2021年5月).
- 从成人和新生儿传感器收集了6个小时的同时,时间同步的rScO2测量.
- 数据包括各种临床条件下的心率和全身氧和.
主要成果:
- 新生儿传感器在44名婴儿中产生了比成人传感器更高的rScO2读数.
- 在rScO2的差异与绝对值有所不同;在85% (成年人) 的差异约为10%,在55% (成年人) 的读数相似.
- 这种关系被描述为:成年人 = 0.63 × 新生儿 + 18.2.2.
结论:
- 新生儿传感器rScO2通常高于成人传感器rScO2,但差异不是恒定的.
- 假设一个固定的差异可能会导致大脑缺氧的过度诊断.
- 对rScO2的临床解释需要考虑传感器类型和绝对值.
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