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目的了解常熟市四氯化碳(CCl4)对作业工人的健康危害,为改善作业环境条件,制定改进综合防治措施提供依据。方法选取4家企业85名接触CCl4的作业工人为观察组,以其企业行政、后勤人员229名为对照组,进行职业健康监护,测定肝功能、肝脏B超、心电图、神经衰弱症状。结果观察组肝脏B超异常率(42.4%)高于对照组(18.8%),差异有统计学意义(P<0.01)。结论接触CCl4对作业工人的肝脏有一定损害。
Objective To understand the health hazards of carbon tetrachloride (CCl4) to workers in Changshu City, and to provide basis for improving the working environment conditions and formulating comprehensive prevention and control measures. Methods A total of 85 workers exposed to CCl4 in 4 enterprises were selected as the observation group and 229 managers and administrators of the enterprise were employed as the control group for occupational health care. The liver function, liver ultrasonography, electrocardiogram and neurasthenia were measured. Results The abnormal rate of liver ultrasonography (42.4%) in the observation group was higher than that in the control group (18.8%) (P <0.01). Conclusion Exposure to CCl4 has some damage to the working liver.