广东省常住居民艾滋病知识知晓率及其影响因素分析

An analysis of HIV/AIDS related knowledge and associated factors among permanent residents in Guangdong by means of classification tree

目的了解广东省常住居民艾滋病基本知识的知晓状况,并分析其影响因素,为艾滋病宣传教育策略和措施的制定提供依据。方法采用多阶段随机抽样方法,从全省21个地市各抽取一个县区,每个县区不少于320人。用统一的艾滋病相关知识问卷对调查对象进行面对面匿名问卷调查,并用分类树模型筛选影响因素。结果 8 616名被调查者平均年龄为44.87岁,男性占48.6%,女性占51.3%。艾滋病总知晓率为46.5%(4 008/8 616),其中城市为51.3%(3 233/6 301),农村为33.4%(772/2 310)。听说过艾滋病者占76.7%。电视为知识的最主要来源。艾滋病知识知晓率的主要影响因素为文化程度、年龄和调查地类别。结论广东省常住居民艾滋病知识知晓率低,应加强宣传力度。其中文化程度低者、农村地区人群及年龄较大者,应作为宣传教育的重点人群。

Objective To analyze the HIV/AIDS related knowledge and investigate the associated factors among Guangdong residents in order to provide scientific reference for making strategy and measures of HIV/AIDS control. Methods Multiple stage random sampling was used to enroll residents who lived in Guangdong for more than six months into the cross-sectional study. Anonymous face-to-face interview was conducted about HIV/AIDS knowledge by trained investigators with questionnaires. Results The mean age of the 8 616 residents was 44. 87 years, with males accounting for 48.6% ,and females accounting for 51.3%. The overall awareness on AIDS was 46.5% （4 008/8 616）, of which, 51.3%%（3 233/6 301） were the urban residents and 33.4% （772/2 310） were the rural people. 76.7% of the participants had heard of HIV/AIDS and the main source was TV. The classification tree model showed that among the residents, education level, age. and living in county/district were the associated factors. Conclusions The awareness rate of HIV/AIDS knowledge among Guangdong residents was still low. Publicity and health education should be strengthened especially among residents with low education level, the population in the countryside and older citizens.