急性创伤性颈髓损伤患者气管切开预测模型

被引:13
作者
侯云飞
吕扬
周方
田耘
姬洪全
张志山
郭琰
机构
[1] 北京大学第三医院骨科
关键词
颈脊髓损伤; 气管切开; 预测模型;
D O I
暂无
中图分类号
R651.2 [脊髓];
学科分类号
100223 [神经外科学];
摘要
目的:通过易获得的急性创伤性颈髓损伤患者床旁资料建立气管切开预测模型,探讨用其预测颈髓损伤患者气管切开的可行性。方法:回顾性分析我院收治的345例急性创伤性颈脊髓损伤患者临床数据。采集其中219例患者人口学资料,是否行气管切开,既往系统性疾病史(除肺病外)、既往肺病史、吸烟史、治疗过程中是否出现呼吸系统并发症,入院时ASIA运动评分、神经损伤节段、ASIA分级、合并伤情况,是否存在颈椎骨折脱位,术前颈椎MRI显示的颈髓信号改变长度及最高病变节段、椎管最大侵占率、脊髓最大受压率、是否出现髓内出血。分别应用多元逻辑回归分析和分类回归树分析建立气管切开的逻辑回归模型和决策树模型。利用交叉验证方法应用另外126例患者资料对两模型进行外部验证,应用敏感性、特异性、预测准确率及ROC曲线下面积评估两模型预测能力。结果:345例患者中,58例行气管切开。决策树模型显示:入院时ASIA运动评分≤1分的患者气管切开率为66.7%;ASIA运动评分≤22分且出现呼吸系统并发症患者气管切开率为69.0%;入院时ASIA运动评分≥23分、不完全颈髓损伤、术前MRI显示髓内信号改变最高节段位于C3或以下的患者气管切开率为0.8%。逻辑回归模型显示的独立预测因素包括ASIA运动评分≤22分,ASIA A级或B级损伤及治疗过程中出现呼吸系统并发症。决策树模型和逻辑回归模型在敏感性、特异性、预测准确率、ROC曲线下面积的比较分别为73.7%vs 81.8%、89.7%vs 86.4%、87.3%vs 85.7%及0.909 vs 0.889。结论:决策树模型可用于进行气管切开的预测,入院时ASIA运动评分≤22分、ASIA A级颈髓损伤、治疗过程中出现呼吸系统并发症及术前颈椎MRI显示髓内信号改变的最高节段位于C2或以上为患者气管切开的独立预测因素。
引用
收藏
页码:148 / 157
页数:10
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