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对１９９２～１９９３年承德医学院４４４名大学生皮肤蠕形螨流行情况、流行因素及致病作用进行了调查。调查结果表明，总感染率为２５．６８％，提示，长期使用香皂可降低蠕形螨的感染；蠕形螨不是皮肤病（酒糖鼻、痤疮）唯一致病因素；直接接触可能是感染蠕形螨的主要途径。
The epidemiological, epidemic and pathogenic effects of Demodex on 444 college students in Chengde Medical College from 1992 to 1993 were investigated. The survey showed that the total infection rate was 25.68%, suggesting that long-term use of soap can reduce the infection of Demodex; Demodex is not the only risk factor for skin diseases (alcohol and nose, acne); direct contact may be infection Acarine the main way.