[Epidemiological analysis on rubella cases in Songyang County in 2004].

OBJECTIVE

To know the epidemiological characteristics of rubella case reported in Songyang County in 2004, and to know new ways of rubella control.

METHOD: To analyze the epidemiology on the rubella cases reported in Songyang County in 2004.

RESULTS

In 2004, 195 rubella cases were reported, and the reported rubella incidence was 84.42/100,000. The rubella cases were mainly primary and middle school students,which were 180 cases. The rubella cases occurred from January to June, and 64.10% cases occurred in April. There were 12 rubella outbreaks with 181 cases in the rural areas. For the immunity history of rebulla vaccine of 181 cases, 48.07% cases were unvaccinated, 51.93% cases were unknown. The immunization coverage rate of rubella vaccine of students in rural areas (20%) was obviously lower than that of students in the urban areas (92%).

CONCLUSION

The main reasons of the high rubella incidence in Songyang County in 2004 were the low coverage rate of rubella vaccine and poor living accommodation for the primary and middle school students in the rural areas, and it was effective to adopt comprehensive measures such as emergent vaccination to control rubella outbreak.