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本文用ＷＨＯ推荐的ＮＣＴＢ，对某厂６０名无苯中毒临床表现的油漆工进行了神经行为功能调查。结果表明，观察组在ＮＣＴＢ的情绪状态、简单反应时，数字广度、提转敏捷度、数字译码、视觉记忆和目标追踪七个分测验方面均发生明显变化，与对照组相比，差异具有统计学非常显著意义。提示ＮＣＴＢ可作为接触苯的油漆工较敏感的亚临床检查指标。本文还对观察组神经行为改变与工龄间的关系作了分析。
In this paper, NCTB recommended by the WHO, conducted a survey of neurobehavioral function of 60 painless clinical workers in a factory. The results showed that the observation group in NCTB emotional state, simple response, digital breadth, transfer agility, digital decoding, visual memory and target tracking seven sub-test significant changes occurred, compared with the control group, the difference has Statistics are very significant. It suggests that NCTB can be used as a sensitive subclinical index for painters exposed to benzene. This article also analyzes the relationship between neurobehavioral changes and working age in the observation group.