2017年常州市新北区苯作业工人血常规结果分析

Analysis of Routine Blood Test for Benzene-exposed Workers of Xinbei District of Changzhou City in 2017

目的了解常州市新北区2017年苯作业工人职业健康状况,为职业病控制对策提供依据。方法对在岗期间3 774名劳动者的血常规检测指标进行统计分析。结果苯作业工人76.8%为男性,白细胞减少率4.7%,中性粒细胞减少率4.5%,血小板减少率0.8%。女性白细胞减少率、中性粒细胞减少率显著高于男性(P<0.01)。大中小型企业间白细胞减少率、中性粒细胞减少率均无差异。73.7%的苯作业工人工作于内资企业。白细胞减少率和中性粒细胞减少率随接触工龄均呈下降趋势,但各组之间差异无显著性。结论苯作业对劳动者的血常规影响较大,企业应改善苯作业工人的劳动条件,尤其应加强女性劳动者的个体防护,保障工人职业健康。

Objective To observe the occupational health status of benzene-exposed workers of Xinbei District of Changzhou city in 2017,and to provide the basis for reference of occupational disease control.Methods The results of routine blood test for 3 774 benzene-exposed workers were collected and statistical analysis was conducted.Results About 76.8% of the benzene-exposed workers were male,with their WBC rate of decrease was 4.7%,PMN rate of decrease was 4.5% and that about the blood platelet was 0.8%.The female worker＇s WBC and PMN rates of decrease were obvious higher than those of male workers（P〈0.01）.No difference was seen in WBC and PMN rates of decrease among workers from different size enterprises.About73.7% of the benzene-exposed workers worked for domestic enterprises.By the growth of working year,the WBC and PMN rates of decrease showed a trend of decline,but the differences between groups were no statistical significance.Conclusion Benzene exposure could have obvious impact on workers＇ routine blood test results.Enterprises should improve working condition of benzene-exposed workers to keep their health,the personal protection should be a priority for female workers.