Abstract: Air pollution is one of the major factors which affect the human health,discussing the relationship between the air pollution and the respiratory disease is a major target in the realm of environmental science.Based on the data of air pollutants concentration in 2004,such as the concentration of PM10,NO2 and SO2,and the data of respiratory disease inpatients (including bronchitis,asthma and pneumonia) in 2004 from No.1 People's Hospital,City A,correlation analysis was done.The results show that in City A,bronchitis inpatient data has notable correlation with PM10 and NO2 concentration,and asthma inpatient data has positive linear relation with PM10 concentration,and pneumonia inpatient data has positive linear relation with SO2 concentration.The conclusion is comparable to researches in other China cities.