Investigation on Vaccine Coverage and Related Factors in Floating Population in Eastern Part of Henan Province

According to the geographic distribution and concentrating characteristics, the eastern part of Henan was divided into four areas. The lowest 4 vaccines coverage (39.1%) was in the rural area closed to the urban area. The whole 4 vaccines coverage was only 56.6% in the floating population which was significantly lower than 85%. The population was floating and the EPI was difficult to implement were the major related causes. Improveng the service mode and strengthen the EPI mangement were suggested.