OBJECTIVE To learn the pathogen distribution and risk factors of hospital-acquired urinary tract infections in bedridden elderly patients,so as to develop prevention and control of hospital infection program and reduce the incidence of nosocomial infections.METHODS A retrospective investigation about urinary tract infections and related factors inpatients in geriatric ward from Jun.2011to Aug.2012were taken.Bacteria,fungi culture and colony counting were processed based on the operating instruction.VITEK-32...