目的 调查山东省莱州市城区居民虫咬性皮炎的患病现状,提供相应的防制措施。方法 调查户外活动人群,由皮肤科医生确诊是否为虫咬性皮炎,记录被调查对象的性别、年龄、皮疹的分布和皮疹数量等。结果 ①调查人群虫咬性皮炎患病率为36.63%,男女性患病率差异无统计学意义(χ²=1.500,P=0.220),儿童和青年人的患病率要高于中年和老年人(χ²=86.640,P< 0.01);皮疹< 10个的轻度皮肤损害患者占96.46%,不同性别和年龄段患者的皮肤损害差异无统计学意义;皮疹只分布于下肢的患者占79.02%,女性上肢更易受到虫类叮咬(P=0.008),老年人的上肢不易受叮咬(P=0.008)。结论 莱州市城区居民虫咬性皮炎的患病率较高,应加强防制措施和宣传教育工作。

Objective To understand the prevalence of residents insect bite dermatitis in Laizhou urban area in order to improve control measures. Methods The residents outdoors were selected and diagnosed with insect bite dermatitis or not by dermatologists in five sampling sites. Key information of gender, age, the number and distribution of rashes were collected and analyzed. Results The prevalence of insect bite dermatitis was 36.63%, and the residents over 41 years old had higher prevalence than underage ones (χ²=86.640, P< 0.01), and there was no difference between males and females (χ²=1.500, P=0.220). The cases with the number of rashes less than 10 accounted for 96.46%, and no significant difference of skin lesions in gender and age. The cases with rashes only distributed in the lower extremities accounted for 79.02%, and women's upper arms had more probability to be bitten compared with men's, while the elder people had less probability in contrast to younger ones. Conclusion The prevalence of insect bite dermatitis in Laizhou urban area is high, and the control measures and health education work should be strengthened.