在早产婴儿中延长的持续正气道压力增加了6个月的肺生长:一个随机对照试验
Cindy T McEvoy1,2, Kelvin D MacDonald1, Mitzi A Go1
1Department of Pediatrics.
American journal of respiratory and critical care medicine
|February 20, 2025
概括
新生儿重症监护室 (NICU) 的延长连续正气道压力 (eCPAP) 改善了早产婴儿的肺生长. 两周的eCPAP与六个月校正年龄时更大的膜体积和改善的肺功能有关.
科学领域:
- 新生儿医学 新生儿医学
- 儿科肺病学 儿科肺病学
- 呼吸系统生理学 呼吸系统生理学
背景情况:
- 延长连续正气道压力 (eCPAP) 在新生儿重症监护室 (NICU) 用于稳定的早产婴儿,以增加肺体积.
- 医院出院后eCPAP对肺部生长的影响在很大程度上仍未得到研究.
研究的目的:
- 为了确定稳定的早产婴儿在eCPAP的两周疗程是否与六个月校正年龄时增强的膜体积 (Va) 相关.
- 评估二次结果,包括肺部对一氧化碳 (DlCO) 和强迫呼气流 (FEF) 的扩散能力.
主要方法:
- 在俄勒冈健康与科学大学进行了一项随机对照试验,涉及100名早产婴儿.
- 婴儿被随机分配到室内空气中接受eCPAP或停止CPAP (dCPAP),门诊评估人员对治疗分配视而不见.
- 主要结局,Va,是在六个月校正年龄时使用单次喘息技术进行测量.
主要成果:
- 与dCPAP组相比,接受eCPAP的婴儿表现出显著增加的Va (调整后的平均差异:82.1毫升;P=0.033).
- 二次结果也显示了eCPAP组的显著改善,包括DlCO (调整后的平均差异:0.6毫升/分钟/毫米;P=0.018) 和FEF (P=0.039和P=0.046).
- 在新生儿重症监护室测量了功能剩余容量 (FRC).
结论:
- 在稳定的早产婴儿中,为期两周的eCPAP疗程与六个月的校正年龄时 significantly增加的气膜体积有关.
- eCPAP疗法可以作为一种安全的,非药物干预措施,以促进早产婴儿的肺生长.
- 这项研究已在www.clinicaltrials.gov (NCT04295564) 注册.
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