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[目的]查明某集体单位人群脚气病性心脏病暴发的危险因素,以指导有效干预。[方法]以该单位脚气病性心脏病患者为病例,同单位未患病人员为对照,对其强体力活动和营养状况等因素进行病例对照研究。[结果]病例组强体力活动暴露高于对照组;病例组营养水平低于对照组。[结论]在营养不良的基础上进行强体力活动是诱发脚气病性心脏病的主要危险因素。
[Objective] To identify the risk factors of beriberi heart disease outbreak in a collective unit to guide effective intervention. [Method] Taking the patients with beriberi heart disease as the unit, compared with the non-sick unit, the physical activity and nutritional status of the beriberi were studied by case-control. [Results] The physical activity of the case group was higher than that of the control group. The nutritional level of the case group was lower than that of the control group. [Conclusion] The main risk factor of induced beriberi heart disease is physical activity on the basis of malnutrition.