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采用随机抽样的横断面研究方法,随机抽取4 000名井下工人,对11个可能的危险因素进行Logistic回归分析。上岗前12 h内饮酒、外向或者神经质性格、班次、工种、工作持续时间及工龄差异具有统计学意义。提示班前12 h内饮酒、外向或者神经质性格、早班(6~14时)、采煤工及掘进工、工作时间大于8 h是煤矿井下工人工伤事故的独立危险因素。
Using a random sample of cross-sectional studies, a random sample of 4,000 workers in the hole, the 11 possible risk factors Logistic regression analysis. 12 h before taking alcohol, extroverted or neurotic personality, frequency, type of work, duration of work and differences in length of service were statistically significant. Tips for drinking, extroverted or neurotic character within 12 hours before class, early morning (from 6 to 14 o’clock), coal miners and roadheaders, working hours greater than 8 hours are independent risk factors for workers injured in coal miners.