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目的了解闵行区家庭饮用水消费结构及其消费量,为有针对性的开展饮用水卫生监测及管理提供依据。方法采用分层随机抽样方法抽取了闵行区的270户家庭进行问卷调查,询问家庭饮用水消费习惯及其饮水量。结果闵行区家庭饮用水消费结构中以市政供水(71.5%)和饮料(49.6%)为主,其次是自己购买的净化设备处理的净水(18.5%)和瓶(桶)装水(11.1%),消费最少的是现制现售水(4.4%)。在饮用水消费量方面,家庭每天饮用水消费量的中位数为3.2 L,不同镇(街道)类型家庭饮用水消费量的中位数未见统计学差异(χ2=2.048,P=0.359);以消费某种饮用水的家庭分别统计,家庭每天白开水消费量的中位数为3 L;家庭每天天然矿泉水、纯净水、天然水、矿物质水的消费量的中位数分别为2 L、1.5 L、1.3 L、1.5 L;家庭每天净水消费量的中位数为3.5 L;家庭每天饮料的消费量的中位数为0.4 L,家庭现制现售水消费量的中位数为2 L。结论闵行区家庭饮用水消费结构以市政供水为主且存在地区差异,家庭每天饮用水消费量的中位数为3.2 L。
Objective To understand the household consumption structure and consumption of drinking water in Minhang District and provide the basis for carrying out health monitoring and management of drinking water. Methods A stratified random sampling method was used to survey 270 families in Minhang District to conduct questionnaire survey to inquire about household consumption habits and drinking water consumption. Results Household water consumption structure in Minhang District was dominated by municipal water supply (71.5%) and beverage (49.6%), followed by self-purchased purification equipment (18.5%) and bottled water (11.1% ), With the fewest consumers now selling water (4.4%). In the consumption of drinking water, the median daily consumption of drinking water by households was 3.2L. There was no significant difference in the consumption of drinking water among households in different towns (streets) (χ2 = 2.048, P = 0.359) The median daily consumption of drinking water by households was 3 L. The median daily natural mineral water consumption, pure water consumption, natural water consumption and mineral water consumption were respectively 2 L, 1.5L, 1.3L, 1.5L respectively. The median daily net fresh water consumption per household was 3.5L. The median daily consumption of household beverages was 0.4L. The median consumption of water consumed by families is now The number is 2 L. Conclusion The consumption structure of domestic drinking water in Minhang District is dominated by municipal water supply with regional differences. The median consumption of household drinking water per day is 3.2 L.