Objective To study the characteristics of demography

traditional Chinese medicine（ TCM） syndromes and complications in patients with peptic ulcer（ PU） on the basis of Hospital Information System（ HIS）.Methods Information on the hospitalized PU patients was collected in 20 top-three hospitals from October 2003 to May 2011 on the basis of HIS. The age

gender

hospitalized department

hospitalized way

hospital stay

hospital fees

western medicine diagnosis

TCM syndrome

concomitant diseases and complications were analyzed. Results There were 6 507 males

2 339 females and 693 unlabeled genders in 9 539 hospitalized PU patients. The patients aged from 18 to 100 years old

with a median age of 58. 00. The length of hospital stay was from 1 to 365 days

with a median of 10. 00 days. The total cost of hospitalization was more than 1 000 yuan

with a median of 8 535. 59 yuan.There were 213 patients with TCM syndrome records

including 68 patients with spleen-stomach damp-heat syndrome

47 patients with spleen-stomach deficiency syndrome

19 patients with liver-stomach disharmony syndrome

14 patients with liver-stomach stagnant-heat syndrome

14 patients with qi stagnation blood stasis syndrome

12 patients with spleen failing to manage blood syndrome

and 39 patients with other syndromes. The common concomitant diseases were chronic gastritis

hypertension and coronary heart disease

accounting for 32. 88%

16. 61% and 10. 23%respectively. The common complications were gastrointestinal bleeding

accounting for 22. 85%. Conclusion PU is more common in males. Female patients are older than male patients. The excess syndrome is commonly seen in males but deficiency syndrome is commonly seen in females.