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目的分析2014年陕西省煤矿工人听力损失的分布特点,发现规律,为该省煤矿企业噪声危害防治决策提供依据。方法采用描述流行病学分析方法对职业健康检查中的纯音听力测试结果进行分析。结果 3个矿区共2 243名工人中有听力损失者174人,异常率为7.8%。其平均年龄3个矿分别为41.7、42.7、45.9岁,平均工龄分别为8.0、20.7、20.8 a;检出率随年龄和工龄增加而增加,31岁以上年龄组高于30岁以下者(χ2=5.787,P<0.05)。结论该省煤矿企业噪声作业人员的职业健康状况及职业健康监护工作的规范性应得到充分关注。
Objective To analyze the distribution characteristics of hearing loss of coal miners in Shaanxi Province in 2014 and to find out the laws that provide the basis for the prevention and control of noise hazards in coal mines of the province. Methods Descriptive epidemiological analysis was used to analyze pure tone audiometry in occupational health examinations. Results A total of 2 243 workers in 3 mined areas had 174 persons with hearing loss, with an abnormal rate of 7.8%. The average age of the three mines were 41.7,42.7,45.9 years, respectively, the average length of service was 8.0,20.7,20.8 a; detection rate increased with age and seniority, age group over 31 years older than 30 years (χ2 = 5.787, P <0.05). Conclusion The occupational health of noise workers and the normative nature of occupational health monitoring in coal mines in this province should be fully concerned.