[Epidemiological surveillance after filariasis transmission interrupted in Jiangxi Province]

In 10 years after the interruption of filariasis transmission, the surveillance covered 29.5% of the townships and 3.7% of the population in the endemic areas, and 25.8% and 2.5% respectively after 10 years. No case with microfilaremia was found. 8248 floating people were also blood-examined with negative result. No filarial larva was detected in 103 261 Culex quinquefasciatus dissected. Out of 70,3498 people investigated in 708 villages of 249 townships, 667 chronic filariasis patients were found. Among 2928 people formerly with microfilaremia, no positive was found. The results indicate that Jiangxi Province has met the criteria of filariasis elimination set by the Ministry of Health.