人体蠕形螨分布世界各地,近年来国内各地陆续报道有关蠕形螨的感染调查,现已知存在蠕形螨感染地区有16个省市,感染率为7.46％～70.03％之间。我们于1988年4～7月份对部分工厂,学校及服务行业的健康人,进行了皮肤螨形螨检查。检查人数总共1610人,感染率为23.35％(376/1610),男性感染效为28.82％,(230/798);女性感染率为17.98％(146/812),两者有高度显著性差异(P<0.01)。受检者年龄5～67岁。经统计学处理,50岁以上感染率最高,达61.11％ Distribution of human Demodex mites around the world, in recent years around the country one after another reports about the infection of demodex mites, now known to exist Demodex mites infection in 16 provinces and cities, the infection rate was 7.46% to 70.03%. From April to July 1988, we conducted skin mite tests on healthy people in some factories, schools and service industries. The total infection rate was 23.35% (376/1610). The infection rate was 28.82% (230/798) in male patients and 17.98% (146/812) in female patients. There was a highly significant difference between the two P <0.01). Subjects aged 5 to 67 years old. After statistical analysis, the highest infection rate was 50 years old, reaching 61.11%