Objective To explore the temperament characteristics of the hyperactivity disorder(HD) children and to find out the relationship between the HD and the temperament. Methods 47 cases HD patients were tested by CPTS(Chinese preschool temperament scale) and CSTS(Chinese school children temperament scale).This paper analysed the data from the test and then made a comparison between the HD group and the norm group. Results There were highly significant differences in the distribution of temperamen...