尿中百草枯半定量试验对急性百草枯中毒的预后评估

Zhonghua lao dong wei sheng zhi ye bing za zhi = Zhonghua laodong weisheng zhiyebing zazhi = Chinese journal of industrial hygiene and occupational diseases(2014)

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Abstract
目的 研究尿中百草枯(paraquat,PQ)半定量试验对急性PQ中毒严重程度评估的意义.方法 依据尿中PQ半定量试验结果将179例PQ中毒病例分为+组(36例)、++组(23例)、+++组(25例)和++++组(95例),比较4组病例的临床特征、肝肾损害程度、呼吸衰竭和临床分型,用Kaplan-Meier法进行生存率分析.结果 179例PQ中毒患者死亡81例,病死率为45.25%.+组病例无严重并发症,++++组病例急性呼吸、肝肾衰竭发生率明显高于+组、++组和+++组,差异均有统计学意义(P<0.05).尿中PQ浓度与急性PQ中毒临床严重程度分级呈正相关,相关系数为0.720(P<0.01).Kaplan-Meier生存分析显示,++++组病死率(73.7%)明显高于+++组(40.0%)、++组(4.3%)和+组(0%),差异有统计学意义(P<0.05).结论 尿PQ半定量试验可较好判断急性PQ中毒的严重程度,可对急性PQ中毒患者指导治疗,预测预后.
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Key words
Paraquat,Poisoning,Outcom scale
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