目的调查接触毒物作业工人工作能力现状,分析影响其工作能力的因素。方法应用综合性工作能力指数表(CWAI),对接触毒物作业的417名工人进行现况调查。结果多因素logistic分析显示年龄和个人防护用品使用情况是影响工人工作能力的主要危险因素。结论应针对性地增加工人职业卫生知识,保护和促进中年工人的工作能力,从而全面提高接毒作业人群的综合性工作能力。 Objective To investigate the status quo of the working ability of workers exposed to toxicants and analyze the factors affecting their ability to work. Methods The Comprehensive Work Capability Index (CWAI) was used to investigate the current status of 417 workers exposed to poisons. Results Multivariate logistic analysis showed that age and the use of personal protective equipment were the main risk factors affecting the working ability of workers. Conclusions The workers’ occupational health knowledge should be increased in a targeted manner to protect and promote the working ability of middle-aged workers, so as to comprehensively improve the comprehensive working ability of drug-exposed workers.