Abstract: Objective To analyze the epidemiological feature of pulmonary tuberculosis in floating population in Haizhu of Guangzhou and find out the scientific basis of tuberculosis control in floating population.Method New registered pulmonary tuberculosis cases in floating population in 2002—2003 were investigated and the forms of Socio-Economic Status of tuberculosis in floating population were filled and the cases were followed up for one year.The data were analysed with SPSS10.0.Results There were 225 cases with tuberculosis receiveing treatment and investigation,41.7% of the cases were smear positive and the cure rate was 95.7%.There were the most cases in 25～34 age-group, occupied 47.1%.The percentage of physical labourer was 48.9%.83.1% of cases were detected through clinical consultation means.The percentage of cases that annual income less than(10000) yuan was 75.1.4%.Conclusion The majority of cases in floating population were in lower income and the low income was the risk factor of tuberculosis infection.

Key words: Pulmonary tuberculosis/prevention and control, Floating population