[Analysis of human rabies high-occurrence factors in Guangxi from 2004 to 2008]

Analysis the epidemiological characteristics on rabies cases occurred in Guangxi from 2004 to 2008 and summarize the result of healthy-dog infection rabies virus investigation from 2006 to 2008. Exploring the high-occurrence and correlated factors on rabies in Guangxi.

Data collected from the National Disease Surveillance System and the National Active Surveillance System for Rabies from 2004 to 2008 and Data of healthy-dog infection rabies virus investigation from 2006 to 2008 were analyzed.

The total rabies cases were 2463 in Guangxi from 2004-2008 and average incidence rate was 0.98 per 100 thousand per year. There were 95 counties had rabies case reported, anyway more than 10 cases occurred county number was declined while less than 5 cases rose year by year. The rabies case incidence area was expanded and the cases in middle and west area of Guangxi rose significantly. Rabies cases were reported whole year and no seasonal peak. Human rabies cases mainly were farmers, students and children. Yanger than 20 years old and elder 40 years old were the highest age groups in the population of the investigation, 83.79% cases were attacked by dogs. 78.5% cases classification category III. 83.17% cases had exposed on the upper and lower limbs, 10.56% exposed to the head, face or neck. But 67.88% cases did not receive any PEP and only 18.31% cases vaccinated and 3.63% category III exposure cases combined administration of RIG. The incubation median was 60 days. The rabies virus infection rate among randomly collection healthy-dog brain samples from 2006 to 2008 was 1.92%, 0.93% and 0.89%.

Unsuccessful and inadequate PEP of patients were the main factors leading to the high-occurrence of human rabies in Guangxi. And there are a lot of infection rabies virus healthy-dogs alive in Guangxi also as a high-occurrence factor.