Analysis on Epidemiological Characteristics of Measles in Hefei during 2009-2010

OBJECTIVE To analyze the epidemiological characteristics of measles in Hefei during 2009-2010,and provide scientific evidence for specific strategies of measles elimination.METHODS We analyzed the specifically measles surveillance data with statistical description method.RESULTS The measles incidence was 100 per million in 2009 and greatly decreased to 8.1 per million in 2010.March to June was the peak periods.Most of measles cases were found among the children aged 0-14 years.The highest proportion was greater than 35% for measles cases aged ﹤1 year,and the incidence was 2874.1 per million and 240.2 per million in 2009 and 2010 respectively.Outbreak cases mainly scattered living children and students,and the proportion of floating population was greater than 30%.Half of the cases without immunization history,the proportion of 1 MV dose and 2 MV doses immunization history were low.CONCLUSION The measles cases monitoring system and immunization management should be strengthened.Ensure the small age group have 1st dose and 2nd dose in time,conduct supplementary immunization among the focus population timely and control the cases of floating population.The key of measles elimination is to get good and continuous control effect.