Objective To explore the constitutional characteristics and risk in tinnitus patients. Methods The inclusion criteria were established on the basis of requests of constitution research. Those patients from the tinnitus clinic of Yueyang Hospital of Shanghai University of Chinese Medicine with the tinnitus as the chief complaint were included in accordance with the "Scale of TCM Constitution" to analyze the constituent ratio of various constitution types. Results There were 147 cases of gentleness type （29.64%）

349 cases of biased constitution （70.36%）

including 77 cases of yang-deficiency type （15.52%）

37 cases of qi-deficiency type （7.46%）

12 cases of yin-deficiency type （2.42%）

11 cases of phlegm-damp type （2.22%）

4 cases of special diathesis type （0.81%）

156 cases of other type based on qi-deficiency type （31.45%）

and 52 cases of other type based on yang-deficiency type （10.48%）. The incidence of tinnitus was positively correlated with the patients’ age. The patients mainly distributed in over 55 years of age. Gentleness type

qi-deficiency type

yang-deficiency type

other type based on qi-deficiency type

and other type based on yang-deficiency type were mainly distributed in course of disease in 0

3

months and 1

5

years. In the distribution of chronic-acute onset

all cases were chronic. Conclusion Qi-deficiency constitution and yang-deficiency constitution are the main constitutional types and risk factors for tinnitus. It is significant to improve qi-deficiency constitution and yang-deficiency constitution for treating and preventing tinnitus.