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开发一个多变量预测模型,用于肺切除后长时间的空气泄漏

Akiisa Omura¹, Ryu Kanzaki¹, Hirokazu Watari¹

¹Department of General Thoracic Surgery, Osaka International Cancer Institute, Osaka, Japan.

World journal of surgery

|March 25, 2024

概括

预测肺切除后的长期空气泄漏 (PAL) 是至关重要的. 使用数字排水系统 (DDS) 数据,包括额外负压 (ANP) 的新型评分系统,有效地预测了手术后早期的PAL.

科学领域:

胸部外科手术胸部外科手术
肺部医学肺部医学
医疗器械医疗器械

背景情况:

长期空气泄漏 (PAL) 是肺切除手术后的常见并发症.
使用数字排水系统 (DDS) 预测PAL的现有研究是有限的.
开发PAL早期预测模型对于改善患者管理至关重要.

研究的目的:

使用DDS数据确定肺切除后PAL的预测因素.
建立一个新的,早期的手术后预测模型,用于PAL.
为了验证开发的评分系统的预测准确性.

主要方法:

已进行回顾性队列和验证研究,对患者进行了DDS.肺切除.
分析了临床因素和DDS测量,特别是术后3小时的额外负压 (ANP).
一个多变量分析确定了PAL的独立预测因素.

主要成果:

确定了PAL的四个独立预测因素:低百分比的1秒内强制呼气体积 (<60%),ANP<1cmH2O,高空气泄漏流量 (>20mL/min) 和多叶膜粘结.
基于这些因素的新型风险评分系统显示了PAL率的明显分层.
该评分系统在接收器操作特征 (ROC) 分析中实现了0.818的曲线下的面积 (AUC),并在单独的队列中得到了验证.

结论:

术后3小时的额外负压 (ANP) 是PAL的重要独立预测因子.
拟议的风险评分系统提供了一种可靠的方法来预测PAL在早期的术后阶段.
该模型有助于及时干预和管理患有长期空气泄漏风险的患者.

关键词:

胸部排水胸部排水数字排水系统数字排水系统内压力内压力肺切除肺切除肺切除长时间的空气泄漏.

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