[Investigation of infection among special populations in Nanjing City, Jiangsu Province].

Objective: To understand the prevalence of infection among special populations in Nanjing City, so as to provide the reference for formulating the interventions for the prevention and control of infections in this population.

Methods: The HIV/AIDS patients, tumor patients, pregnant women, and people with livestock and poultry breeding or processing works were selected as the study subjects from September to November 2015. The venous blood samples were collected from each participant for detecting IgG and IgM antibodies against by ELISA.

Results: The overall prevalence of infection was 10.2% in the study subjects in Nanjing City. The infection rates were 12.2%, 11.3%, 4.0%, and 13.0% among the HIV/AIDS patients, tumor patients, pregnant women, and people with livestock and poultry breeding or processing works, respectively, and there was no statistically significant difference among the four groups ( = 5.668, = 0.130). The prevalence of infection was higher in men than in women (15.3% vs. 5.8%; = 10.213, = 0.001), and there were significant differences in the prevalence of infection in terms of gender ( = 9.501, = 0.023), education levels ( = 9.850, = 0.043) or occupations ( = 8.983, = 0.062).

Conclusions: The infection rate of among the special population in Nanjing City is high. Therefore, the health education intervention should be strengthened in the follow-up work for the special population.