目的 了解芜湖市某医学院校住校大学生生活习惯以及面部蠕形螨感染情况，为住校生养成良好卫生习惯提供参考。方法 按照自愿调查原则，向芜湖市某医学院校住校大学生采用透明胶带粘贴过夜法进行蠕形螨病原学检查，并对学生个人生活习惯、面部健康情况和饮食情况等相关因素进行问卷调查，采用Excel 2007软件对收集的数据进行整理，采用SPSS 19.00软件进行统计学分析，率的比较采用χ²检验。结果 共发出120份调查问卷，收回有效问卷113份。其中33例调查者面部蠕形螨感染为阳性，总感染率为29.20%，男生和女生的感染率分别为29.63%和28.81%，差异无统计学意义（χ²=0.009，P=0.924）。经χ²检验，蠕形螨的感染率与被调查者的饮食口味差异有统计学意义（χ²=6.651，P=0.038），饮食油腻者蠕形螨感染率高；与被调查者的生活习惯差异无统计学意义（均P>0.05）。结论 芜湖市某医学院校住校大学生饮食口味与面部蠕形螨的感染率相关，应督促大学生养成良好的生活与饮食习惯，有利于预防和控制蠕形螨感染。

Objective To understand the living habits and facial Demodex infection of resident college students in a medical college in Wuhu city, and to provide advice for them to develop good hygienic habits. Methods One medical colleges and universities, in accordance with the principle of voluntary survey to Wuhu resident students using the scotch tape to paste the night method for creep mite etiology examination, and sets up a questionnaire on students' personal living habits, facial health situation, investigate the relevant factors such as diet, using Excel 2007 software for data collection, using SPSS 19.00 software for statistical analysis, The χ² test was used for the analysis of infection rate. Results A total of 120 questionnaires were issued and 113 valid questionnaires were returned. Among them, 33 cases were positive for facial Demodex infection, with a total infection rate of 29.20%. The infection rates of male and female students were 29.63% and 28.81%, respectively, and the difference was not statistically significant (χ²=0.009, P=0.924). The χ² test showed that the infection rate of Demodex was statistically significant (χ²=6.651, P=0.038) and it was high among those who ate greasy food. However, the infection rate of Demodex showed no significant difference between respondents with different lifestyles (all P>0.05). Conclusion Taste preference is related to the infection rate of facial demodex among resident students in the medical college in Wuhu. It is of great significance for the facial health of college students to urge them to develop good living and eating habits, which is conducive to the prevention and control of Demodex infection.