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目的对浙江省9个市集中式供水单位卫生状况进行评价,为饮用水卫生监督工作提供参考。方法运用因子分析法从影响饮用水卫生的6个指标中提取了2个具有一定含义的因子,用于代表各市集中式供水单位的整体卫生状况,并依因子得分对卫生状况排序,使用SPSS 16.0对数据进行分析。结果乡镇以上集中式供水单位整体卫生状况处于全省平均水平以上的市为B市(0.5843)、F市(0.5514)、A市(0.4393)、E市(0.4073)、I市(0.3705)和G市(0.1515);处于全省平均水平以下的为D市(-0.1670)、H市(-0.6935)和C市(-1.6438)。结论探讨集中式供水单位整体卫生状况。
Objective To evaluate the health status of centralized water supply units in nine municipalities in Zhejiang Province, and provide references for health supervision of drinking water. Methods Factor analysis was used to extract two factors that have certain meanings from the six indicators that affect the hygiene of drinking water and used to represent the overall health status of centralized water supply units in cities. The health status was ranked according to factor scores. SPSS 16.0 Analyze the data. Results The overall health status of centralized water supply units above the township was above the average in the province. Cities B, (0.5843), F (0.5514), A (0.4393), E (0.4073), I (0.3705) and G City (0.1515); below the province’s average level for the D city (-0.1670), H city (-0.6935) and C city (-1.6438). Conclusion The overall health status of centralized water supply units is discussed.