nosocomial infection rates during one year in naft grand hospital, ahvaz, iran

Background: nosocomial infections have increasingly resulted in death and the patients should bear high treatment costs. members of the medical team could play an important role in prevention and control of nosocomial infections.objectives: the purpose of this research was the evaluation of nosocomial infections in patients admitted to naft grand hospital in ahvaz, iran, during 2013.patients and methods: this was a descriptive study, conducted prospectively during 12 months from march 2013 to march 2014 in naft grand hospital in ahvaz, iran. all the patients who were hospitalized with no signs and symptoms of infection before the first 48 hours of hospitalization and presenting signs and symptoms of infection after 48 hours of hospitalization were included in this study. the patients’ age, gender, site of infection, ward of hospitalization and type of nosocomial infection were collected. the results were analyzed by excel and spss 16.0.results: the results of the present study showed that the incidence of nosocomial infections was low (i.e., < 2%). the incidence rates of nosocomial infections were 36.78% in the intensive care unit (icu), 46.55% in the internal medicine ward, 14.94% in the surgical medicine ward and 1.72% in the coronary care unit (ccu). regarding the etiology of infection, escherichia coli was found in 43.10%, coagulase-positive staphylococci in 17.24%, coagulase-negative staphylococci in 14.95% and klebsiella in 10.34% of the cases. in our hospital, e. coli was the most frequent pathogen.conclusions: in this study, nosocomial infections had a lower frequency in comparison with the national rates. according to researches, hospitals have been able to reduce nosocomial infections by establishing strategies and getting the risks under control.