OBJECTIVE To analyze the risk factors of nosocomial infection in geriatric psychiatry,and discuss the corresponding countermeasures,so as to decrease the incidence of nosocomial infection.METHODS A total of 176 patients with nosocomial infection in geriatric psychiatry of a third class A rating psychopathy hospital were selected as the objects of the study,and a retrospective analysis was conducted on the related factors of nosocomial infection and the corresponding countermeasures were discussed.RESULTS Am...