目的了解城市美发场所空气卫生质量,为加强美容美发行业卫生管理提供参考。方法通过理化分析和生物检测方法,对宁夏石嘴山市2 172家美发场所空气质量进行现场卫生监测和评价。结果对2 172家美发厅房间2 284份空气标本进行监测,卫生质量平均合格率为80.25%。2011-2013年检测合格率分别为70.93%、82.01%和86.97%;夏秋季各项空气指标合格率高于冬春季。量化分级管理的不同等级单位中,各项空气指标合格率A级单位高于B级,B级高于C级。结论近三年石嘴山市美发场所空气质量合格率偏低,但呈现上升趋势,空气污染物主要是细菌总数、甲醛、氨等。 Objective To understand the air hygiene quality of urban hairdressing establishments and provide reference for strengthening the hygiene management of hairdressing and hairdressing industries. Methods Physical and chemical analysis and biological detection methods were used to monitor and evaluate the air quality of 2 172 hairdressing establishments in Shizuishan, Ningxia. Results A total of 2 284 air samples from 2 172 hairdressing salon rooms were monitored. The average passing rate of hygiene quality was 80.25%. The test pass rates in 2011-2013 were 70.93%, 82.01% and 86.97% respectively. The passing rates of air indexes in summer and autumn were higher than those in winter and spring. In the different levels and units of quantitative management, Grade A units of each air index are higher than Grade B and Grade B is higher than Grade C. Conclusion The passing rate of air quality in the hairdressing establishments in Shizuishan City has been low in recent three years, but it shows an upward trend. The air pollutants are mainly the total number of bacteria, formaldehyde and ammonia.