按配对设计方法，以性别、年龄、工作类型等作为配对条件，进行职业人群生活习惯与脂肪肝发病关系的调查，结果表明，脂肪肝发病与体型肥胖、以荤食为主、经常饮酒之间有明显相关联系（P＜0．005），其相对危险度的点估计值分别为13．2、5．14和2．38。而与进食均衡性、主餐时间、就寝时间及运动经常性等未见明显相关联系。 According to the paired design method, the relationship between occupational habits and fatty liver disease was investigated based on gender, age and type of work. The results showed that the incidence of fatty liver and body fat were mainly between meat and meat, There was a significant correlation (P <0.005), and their relative risk estimates were 13.2, 5.14 and 2.38, respectively. And with the balance of eating, main meal time, bedtime and regular exercise and so no obvious correlation.