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为了解过敏原皮试在人群中的阳性率及城乡患者间差别，用皮肤针刺法，对２２８３ 人进行过敏原调查。发现螨的阳性率最高为２６８ ％ ，灰尘次之，在农村健康人、慢性气管炎及哮喘间皮试结果无显著差别。男性对灰尘和螨的皮试阳性率明显高于女性。城市１８８４ 例患者的皮试阳性率哮喘为７０８ ％ 、慢性气管炎５７７ ％ 、荨麻疹７５６ ％ 、过敏紫癜６９２ ％ 。慢性支气管炎及哮喘患者皮试阳性率城市明显高于农村。提示：清除环境中尘螨对预防变态反应疾病有重要意义。
In order to understand the positive rate of allergen skin test in the population and the difference between urban and rural patients, skin acupuncture, allergen survey of 2283 people. The highest positive rate of mite was found to be 26.8%, followed by dust. There was no significant difference between the healthy controls, chronic bronchitis and asthma test in rural areas. Men’s skin test positive rates for dust and mite were significantly higher than those for women. Skin test positive rate of 1884 patients in urban area was 70.8%, 57.7% of chronic bronchitis, 75.6% of urticaria and 69.2% of allergic purpura. The positive rate of skin test in patients with chronic bronchitis and asthma was significantly higher in urban areas than in rural areas. Tip: Removing dust mites in the environment is of great importance in the prevention of allergic diseases.