Cross-Sectional Study On Awareness Rate Of HIV/AIDS-Related Knowledge And Behaviors Among Different Groups In Taiyuan

Objective: To understand the status of HIV/AIDS prevention knowledge and characters of high-risk behavior among general and high-risk population in the city zone of Taiyuan; to analyze the correlation between HIV/AIDS knowledge and behavior, and to explore main factors affecting knowledge and high-risk behavior.Methods: The HIV/AIDS related questionnaires were used with a combination of random cluster sampling and stratified sampling to interview general and high-risk population in the city zone of Taiyuan, and totally 3008 general population and 531 high-risk population were recruited in this study. Epidata 3.02 and SPSS13.0 were used for data recording and analysis.Results:1. Status about HIV/AIDS prevention knowledge1.1 Status about HIV/AIDS prevention knowledge of general populationThe awareness rate of HIV/AIDS-related knowledge in general people was 66.6%, and the same kind of rates were 77.3%, 58.6%, 48.5%, 92.5%, 9.2% among urban residents, rural residents, floating people, adolescents in school and adolescents out of school. There was statistically significant difference among the rates of groups(χ2=526.76, P<0.001). The awareness rates of the transmission routes of HIV/AIDS were 75.9%, 53.0%, 45.5%, 83.5%, 21.6% among five groups mentioned above. For the non-transmission routes of HIV/AIDS, the awareness rates were 44.8%, 35.8%, 24.2%, 70.2%, 6.8% among five groups.1.2 Status about HIV/AIDS prevention knowledge of high-risk populationThe awareness rate of HIV/AIDS-related knowledge in high-risk population was 74.6%, and the same kind of rate in sex workers was 61.9%, in drug users was 77.2% and in MSM was 90.4%. There was statistically significant difference among three high-risk groups(χ2=29.40, P<0.01). The awareness rate of HIV/AIDS-related knowledge among sex workers in top grade entertainment place was 71.6% and in low grade entertainment place was 54.9%. There was statistically significant difference among the two groups(χ2=5.09, P<0.05). For the transmission routes of HIV/AIDS, the awareness rates in sex workers was 44.9%, in drug users was 62.4% and in MSM was 74.5%. For the non-transmission routes of HIV/AIDS, the awareness rates in sex workers was 26.0%, in drug users was 71.3% and in MSM was 54.8%.2. Characters of HIV/AIDS related behavior 2.1 Characters of HIV/AIDS related behavior in general populationThe highest incidence of premarital sexual behavior was floating people (27.0%), and the highest incidences of extramarital sexual behavior, drug use, homosexual behavior were adolescent out of school, the rates were 15.4%, 8.0%, 12.1%, and the incidence of unhealthy behavior among adolescent in school was low.2.2 Characters of HIV/AIDS related behavior in high-risk populationThe average age of first commercial sexual behavior among sex workers in top grade entertainment place was (22.44±3.06), in low grade entertainment place was (24.31±5.99). There was statistically significant difference among two groups (t=2.48, P=0.014). The average age of first sexual behavior in MSM was (18.46±4.22), and the average age of the first time found himself likes the same sex was(16.93±5.96). The average age of first using drug in drug users was (26.60±7.31). The condom use rate at the last sex in sex workers was 75.0%, in drug users was 48.1%, and in MSM was 58.5%.3. Factors affecting HIV/AIDS prevention knowledge3.1 Factors affecting HIV/AIDS prevention knowledge in general populationMultiple-way analysis showed that the possible influential factors of HIV/AIDS prevention knowledge in urban residents were education level, marital status and inhabitancy, in rural residents were education level, income and inhabitancy, in floating people were education level and income, in adolescent in school were whether accepting HIV/AIDS prevention service or not. No factors affected the knowledge of adolescent out of school.3.2 Factors affecting HIV/AIDS prevention knowledge in high-risk populationMultiple-way analysis showed that the possible influential factors of HIV/AIDS prevention knowledge in sex workers were age and whether accepting HIV/AIDS prevention service or not, in drug users were race and education level, in MSM were education level and routes of acquiring knowledge.4. Factors affecting HIV/AIDS related behavior4.1 Factors affecting HIV/AIDS related behavior in general populationMultiple-way analysis showed that the possible influential factors of high risk behavior in urban residents were gender, marital status and income, in rural residents were gender and age, and in floating people were marital status.4.2 Factors affecting HIV/AIDS related behavior in high-risk populationMultiple-way analysis showed that the possible influential factor of condom use in sex workers were the infection status of STD and education level. No factors affected the behavior of condom use among drug users and MSM. Conclusion:All different groups have certain understanding of HIV/AIDS prevention knowledge, it is necessary to improve the knowledge level of HIV/AIDS among some groups. The incidence of high risk behavior is relatively high among floating people and adolescent out of school. The frequency of condom use in high-risk groups is low which indicates that we should emphasize health education as well as behavioral intervention.