OBJECTIVE To explore the nosocomial infection status,pathogenic species and antimicrobial resistance in the senile patients so as to guide the prevention and control of the nosocomial infections in the senile patients and the reasonable medication.METHODS The retrospective review was performed for the clinical data of hospitalized patients aged more than 60years from Jan.2010to Dec.2011.The prevalence of nosocomial infections in the senile patients was analyzed,and the pathogenic species and the drug resist...