在早产后的肺体积,气体转移和振荡计:系统性审查和元分析
James T D Gibbons1,2,3, Michael L Beaven1,3, Christopher W Course4
1Children's Lung Health, Wal-yan Respiratory Research Centre, The Kids Research Institute of Australia, Perth, Australia.
概括
过早分娩与严重的肺功能异常有关,包括增加残留体积和降低一氧化碳 (DLCO) 扩散能力. 综合性肺功能测试对于监测这些人长期呼吸系统健康至关重要.
科学领域:
- 肺部医学 肺部医学
- 新生儿科学 新生儿科学
- 呼吸系统生理学 呼吸系统生理学
背景情况:
- 过早分娩往往会导致肺部异常,而这些异常不能通过螺旋测量检测到.
- 静态肺体积,DLCO和振荡计提供了更精确的肺功能特征.
- 过早出生和过期出生个体之间的肺功能差异需要进行系统的调查.
研究的目的:
- 系统地审查和量化早产和满期出生的个体之间的肺功能差异.
- 为了确定受早产影响的特定肺功能指标.
- 为了强调需要先进的肺功能测试.
主要方法:
- 系统性审查和元分析已注册在PROSPERO (CRD42022320775) 上.
- 在六个数据库中搜索了比较肺功能 (静态体积,气体转移,振荡计) 的研究,这些研究对象是早产者,而不是早产儿.
- 随机效应元分析用于计算标准化平均差异 (SMD).
主要成果:
- 对52个群体进行静态肺体积分析,37个群体进行气体转移,18个群体进行振荡计.
- 预产期队列显示残留体积增加 (SMD 0.32) 和RV/TLC (SMD 0.45),以及较低的DLCO (SMD -0.51).
- 振荡计显示,早产组的呼吸道阻力增加 (SMD 0.44-0.67) 和反应强度参数发生变化.
结论:
- 过早分娩与静态肺体积,气体转移和振荡计的显著异常有关.
- 这些发现强调了螺旋计在评估早产后的长期呼吸结果方面的局限性.
- 综合性肺功能测试对于有效的监测和管理至关重要.
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