Objective To investigate the clinical and pathological characteristics of bacterial infectious diarrhea.Methods The clinical and pathological characteristics of 2380 cases of bacterial infectious diarrhea in Jinshan Hospital,Fudan University from 1998 to 2007 were analyzed retrospectively.Enumeration data were analyzed by X~2 test.Results Among the 20 169 patients who went to hospital because of diarrhea in 10 years,2380 cases fecal bacterial culture were positive,including Vibrio parahaemolyticus(2247 cases,94.4%),Shigella(99 cases,4.2%),Salmonella (29 cases,1.2%),Vibrio alginolyticus(3 cases),pathogenic Escherichia coli(2 cases).Patients with diarrhea were common from June to 0ctober in each year.The main manifestations of Vibrio parahaemolyticus infection were abdominal pain,diarrhea,nausea,vomit or dehydration.The main manifestations of Shigella infection were fever,abdominal pain and diarrhea.Conclusions The bacterial culture positive rate of stool samples from patients with bacterial infectious diarrhea is not high in Jinshan district.Shanghai.The major pathogens are Wbrio parahaemolyticus and Shigella.

Objective To investigate the occupational stress and its influencing factors of the clinical nurses in two Grade-three Class-B hospitals in Ruian through questionnaires. Methods With the revised edition of the Occupational Stress Inventory as the tool, investigated 708 in-service nurses in the Grade-three Class-B hospitals,compared different scores of the occupational stress among different demographic groups. Results The outcome was as follows the total score of occupational task was (161.6±21.2), individual nervous reaction, (105.4±26.9), individual reaction to resources, (113.2±28.0) and the total score of occupational stress, (380.2±34.2). The factors causing the occupational stress include the great intensity, high requirement and big risk in nursing, social reasons and the nurses' personal reasons. Conclu-sion The occupational stress of these two hospitals is comparatively high and targeted measures should be taken to ad-just the administrative method so as to lower the nurses' occupational stress level and increase their ability to cope with occupational stress.